Home / 29,230.13-40,337.53-15,801.39

Finding the Fourth Proportional to 29,230.13, 40,337.53 and 15,801.39

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Solution

The fourth proportional to 29,230.13, 40,337.53 and 15,801.39 is: 21,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.13 : 40,337.53 = 15,801.39 : x
  2. Step 2: Convert to fraction form
    29,230.13/40,337.53 = 15,801.39/x
  3. Step 3: Cross multiply
    29,230.13x = 40,337.53 × 15,801.39
  4. Step 4: Simplify right side
    29,230.13x = 637,389,003.66
  5. Step 5: Solve for x
    x = 637,389,003.66/29,230.13
  6. Step 6: Final answer
    x = 21,805.89

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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.