Home / 22,463.28-30,999.78-13,032.45

Finding the Fourth Proportional to 22,463.28, 30,999.78 and 13,032.45

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Solution

The fourth proportional to 22,463.28, 30,999.78 and 13,032.45 is: 17,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.28 : 30,999.78 = 13,032.45 : x
  2. Step 2: Convert to fraction form
    22,463.28/30,999.78 = 13,032.45/x
  3. Step 3: Cross multiply
    22,463.28x = 30,999.78 × 13,032.45
  4. Step 4: Simplify right side
    22,463.28x = 404,003,082.86
  5. Step 5: Solve for x
    x = 404,003,082.86/22,463.28
  6. Step 6: Final answer
    x = 17,985.04

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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.