Home / 22,066.20-30,468.53-13,572.26

Finding the Fourth Proportional to 22,066.20, 30,468.53 and 13,572.26

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Solution

The fourth proportional to 22,066.20, 30,468.53 and 13,572.26 is: 18,740.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.20 : 30,468.53 = 13,572.26 : x
  2. Step 2: Convert to fraction form
    22,066.20/30,468.53 = 13,572.26/x
  3. Step 3: Cross multiply
    22,066.20x = 30,468.53 × 13,572.26
  4. Step 4: Simplify right side
    22,066.20x = 413,526,806.82
  5. Step 5: Solve for x
    x = 413,526,806.82/22,066.20
  6. Step 6: Final answer
    x = 18,740.28

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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.