Home / 36,864.32-55,304.78-13,490.73

Finding the Fourth Proportional to 36,864.32, 55,304.78 and 13,490.73

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Solution

The fourth proportional to 36,864.32, 55,304.78 and 13,490.73 is: 20,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,864.32 : 55,304.78 = 13,490.73 : x
  2. Step 2: Convert to fraction form
    36,864.32/55,304.78 = 13,490.73/x
  3. Step 3: Cross multiply
    36,864.32x = 55,304.78 × 13,490.73
  4. Step 4: Simplify right side
    36,864.32x = 746,101,787.24
  5. Step 5: Solve for x
    x = 746,101,787.24/36,864.32
  6. Step 6: Final answer
    x = 20,239.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.