Home / 29,238.76-43,858.14-10,521.28

Finding the Fourth Proportional to 29,238.76, 43,858.14 and 10,521.28

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Solution

The fourth proportional to 29,238.76, 43,858.14 and 10,521.28 is: 15,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,238.76 : 43,858.14 = 10,521.28 : x
  2. Step 2: Convert to fraction form
    29,238.76/43,858.14 = 10,521.28/x
  3. Step 3: Cross multiply
    29,238.76x = 43,858.14 × 10,521.28
  4. Step 4: Simplify right side
    29,238.76x = 461,443,771.22
  5. Step 5: Solve for x
    x = 461,443,771.22/29,238.76
  6. Step 6: Final answer
    x = 15,781.92

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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.