Home / 51,823.45-77,735.17-28,597.51

Finding the Fourth Proportional to 51,823.45, 77,735.17 and 28,597.51

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Solution

The fourth proportional to 51,823.45, 77,735.17 and 28,597.51 is: 42,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,823.45 : 77,735.17 = 28,597.51 : x
  2. Step 2: Convert to fraction form
    51,823.45/77,735.17 = 28,597.51/x
  3. Step 3: Cross multiply
    51,823.45x = 77,735.17 × 28,597.51
  4. Step 4: Simplify right side
    51,823.45x = 2,223,031,912.75
  5. Step 5: Solve for x
    x = 2,223,031,912.75/51,823.45
  6. Step 6: Final answer
    x = 42,896.26

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.