Home / 22,664.10-31,276.62-12,592.56

Finding the Fourth Proportional to 22,664.10, 31,276.62 and 12,592.56

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Solution

The fourth proportional to 22,664.10, 31,276.62 and 12,592.56 is: 17,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.10 : 31,276.62 = 12,592.56 : x
  2. Step 2: Convert to fraction form
    22,664.10/31,276.62 = 12,592.56/x
  3. Step 3: Cross multiply
    22,664.10x = 31,276.62 × 12,592.56
  4. Step 4: Simplify right side
    22,664.10x = 393,852,713.95
  5. Step 5: Solve for x
    x = 393,852,713.95/22,664.10
  6. Step 6: Final answer
    x = 17,377.82

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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.