Home / 51,142.14-70,571.11-28,483.24

Finding the Fourth Proportional to 51,142.14, 70,571.11 and 28,483.24

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Solution

The fourth proportional to 51,142.14, 70,571.11 and 28,483.24 is: 39,304.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,142.14 : 70,571.11 = 28,483.24 : x
  2. Step 2: Convert to fraction form
    51,142.14/70,571.11 = 28,483.24/x
  3. Step 3: Cross multiply
    51,142.14x = 70,571.11 × 28,483.24
  4. Step 4: Simplify right side
    51,142.14x = 2,010,093,897.21
  5. Step 5: Solve for x
    x = 2,010,093,897.21/51,142.14
  6. Step 6: Final answer
    x = 39,304.06

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.