Home / 24,398.96-33,658.20-15,431.36

Finding the Fourth Proportional to 24,398.96, 33,658.20 and 15,431.36

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Solution

The fourth proportional to 24,398.96, 33,658.20 and 15,431.36 is: 21,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,398.96 : 33,658.20 = 15,431.36 : x
  2. Step 2: Convert to fraction form
    24,398.96/33,658.20 = 15,431.36/x
  3. Step 3: Cross multiply
    24,398.96x = 33,658.20 × 15,431.36
  4. Step 4: Simplify right side
    24,398.96x = 519,391,801.15
  5. Step 5: Solve for x
    x = 519,391,801.15/24,398.96
  6. Step 6: Final answer
    x = 21,287.46

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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.