Home / 31,522.49-43,500.76-17,182.32

Finding the Fourth Proportional to 31,522.49, 43,500.76 and 17,182.32

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Solution

The fourth proportional to 31,522.49, 43,500.76 and 17,182.32 is: 23,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522.49 : 43,500.76 = 17,182.32 : x
  2. Step 2: Convert to fraction form
    31,522.49/43,500.76 = 17,182.32/x
  3. Step 3: Cross multiply
    31,522.49x = 43,500.76 × 17,182.32
  4. Step 4: Simplify right side
    31,522.49x = 747,443,892.65
  5. Step 5: Solve for x
    x = 747,443,892.65/31,522.49
  6. Step 6: Final answer
    x = 23,711.45

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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.