Home / 22,337.06-30,815.32-13,836.92

Finding the Fourth Proportional to 22,337.06, 30,815.32 and 13,836.92

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Solution

The fourth proportional to 22,337.06, 30,815.32 and 13,836.92 is: 19,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.06 : 30,815.32 = 13,836.92 : x
  2. Step 2: Convert to fraction form
    22,337.06/30,815.32 = 13,836.92/x
  3. Step 3: Cross multiply
    22,337.06x = 30,815.32 × 13,836.92
  4. Step 4: Simplify right side
    22,337.06x = 426,389,048.43
  5. Step 5: Solve for x
    x = 426,389,048.43/22,337.06
  6. Step 6: Final answer
    x = 19,088.86

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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.