Home / 15,308.55-22,962.83-13,666.95

Finding the Fourth Proportional to 15,308.55, 22,962.83 and 13,666.95

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Solution

The fourth proportional to 15,308.55, 22,962.83 and 13,666.95 is: 20,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.55 : 22,962.83 = 13,666.95 : x
  2. Step 2: Convert to fraction form
    15,308.55/22,962.83 = 13,666.95/x
  3. Step 3: Cross multiply
    15,308.55x = 22,962.83 × 13,666.95
  4. Step 4: Simplify right side
    15,308.55x = 313,831,781.13
  5. Step 5: Solve for x
    x = 313,831,781.13/15,308.55
  6. Step 6: Final answer
    x = 20,500.43

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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.