Home / 22,529.38-31,092.81-12,458.58

Finding the Fourth Proportional to 22,529.38, 31,092.81 and 12,458.58

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Solution

The fourth proportional to 22,529.38, 31,092.81 and 12,458.58 is: 17,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,529.38 : 31,092.81 = 12,458.58 : x
  2. Step 2: Convert to fraction form
    22,529.38/31,092.81 = 12,458.58/x
  3. Step 3: Cross multiply
    22,529.38x = 31,092.81 × 12,458.58
  4. Step 4: Simplify right side
    22,529.38x = 387,372,260.81
  5. Step 5: Solve for x
    x = 387,372,260.81/22,529.38
  6. Step 6: Final answer
    x = 17,194.10

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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.