Home / 22,534.72-31,095.22-12,461.79

Finding the Fourth Proportional to 22,534.72, 31,095.22 and 12,461.79

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Solution

The fourth proportional to 22,534.72, 31,095.22 and 12,461.79 is: 17,195.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,534.72 : 31,095.22 = 12,461.79 : x
  2. Step 2: Convert to fraction form
    22,534.72/31,095.22 = 12,461.79/x
  3. Step 3: Cross multiply
    22,534.72x = 31,095.22 × 12,461.79
  4. Step 4: Simplify right side
    22,534.72x = 387,502,210.46
  5. Step 5: Solve for x
    x = 387,502,210.46/22,534.72
  6. Step 6: Final answer
    x = 17,195.78

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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.