Home / 22,786.04-31,444.68-12,714.38

Finding the Fourth Proportional to 22,786.04, 31,444.68 and 12,714.38

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Solution

The fourth proportional to 22,786.04, 31,444.68 and 12,714.38 is: 17,545.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.04 : 31,444.68 = 12,714.38 : x
  2. Step 2: Convert to fraction form
    22,786.04/31,444.68 = 12,714.38/x
  3. Step 3: Cross multiply
    22,786.04x = 31,444.68 × 12,714.38
  4. Step 4: Simplify right side
    22,786.04x = 399,799,494.67
  5. Step 5: Solve for x
    x = 399,799,494.67/22,786.04
  6. Step 6: Final answer
    x = 17,545.81

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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.