Home / 22,664.57-31,275.45-12,592.49

Finding the Fourth Proportional to 22,664.57, 31,275.45 and 12,592.49

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Solution

The fourth proportional to 22,664.57, 31,275.45 and 12,592.49 is: 17,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.57 : 31,275.45 = 12,592.49 : x
  2. Step 2: Convert to fraction form
    22,664.57/31,275.45 = 12,592.49/x
  3. Step 3: Cross multiply
    22,664.57x = 31,275.45 × 12,592.49
  4. Step 4: Simplify right side
    22,664.57x = 393,835,634.99
  5. Step 5: Solve for x
    x = 393,835,634.99/22,664.57
  6. Step 6: Final answer
    x = 17,376.71

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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.