Home / 22,734.81-31,373.87-12,663.14

Finding the Fourth Proportional to 22,734.81, 31,373.87 and 12,663.14

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Solution

The fourth proportional to 22,734.81, 31,373.87 and 12,663.14 is: 17,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,734.81 : 31,373.87 = 12,663.14 : x
  2. Step 2: Convert to fraction form
    22,734.81/31,373.87 = 12,663.14/x
  3. Step 3: Cross multiply
    22,734.81x = 31,373.87 × 12,663.14
  4. Step 4: Simplify right side
    22,734.81x = 397,291,487.97
  5. Step 5: Solve for x
    x = 397,291,487.97/22,734.81
  6. Step 6: Final answer
    x = 17,475.03

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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.