Home / 22,607.17-31,200.09-13,175.13

Finding the Fourth Proportional to 22,607.17, 31,200.09 and 13,175.13

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Solution

The fourth proportional to 22,607.17, 31,200.09 and 13,175.13 is: 18,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,607.17 : 31,200.09 = 13,175.13 : x
  2. Step 2: Convert to fraction form
    22,607.17/31,200.09 = 13,175.13/x
  3. Step 3: Cross multiply
    22,607.17x = 31,200.09 × 13,175.13
  4. Step 4: Simplify right side
    22,607.17x = 411,065,241.76
  5. Step 5: Solve for x
    x = 411,065,241.76/22,607.17
  6. Step 6: Final answer
    x = 18,182.96

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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.