Home / 22,612.91-31,207.73-12,544.59

Finding the Fourth Proportional to 22,612.91, 31,207.73 and 12,544.59

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Solution

The fourth proportional to 22,612.91, 31,207.73 and 12,544.59 is: 17,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,612.91 : 31,207.73 = 12,544.59 : x
  2. Step 2: Convert to fraction form
    22,612.91/31,207.73 = 12,544.59/x
  3. Step 3: Cross multiply
    22,612.91x = 31,207.73 × 12,544.59
  4. Step 4: Simplify right side
    22,612.91x = 391,488,302.55
  5. Step 5: Solve for x
    x = 391,488,302.55/22,612.91
  6. Step 6: Final answer
    x = 17,312.60

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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.