Home / 22,664.08-31,287.80-14,170.92

Finding the Fourth Proportional to 22,664.08, 31,287.80 and 14,170.92

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Solution

The fourth proportional to 22,664.08, 31,287.80 and 14,170.92 is: 19,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.08 : 31,287.80 = 14,170.92 : x
  2. Step 2: Convert to fraction form
    22,664.08/31,287.80 = 14,170.92/x
  3. Step 3: Cross multiply
    22,664.08x = 31,287.80 × 14,170.92
  4. Step 4: Simplify right side
    22,664.08x = 443,376,910.78
  5. Step 5: Solve for x
    x = 443,376,910.78/22,664.08
  6. Step 6: Final answer
    x = 19,562.98

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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.