Home / 31,396.38-43,325.53-17,248.92

Finding the Fourth Proportional to 31,396.38, 43,325.53 and 17,248.92

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Solution

The fourth proportional to 31,396.38, 43,325.53 and 17,248.92 is: 23,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.38 : 43,325.53 = 17,248.92 : x
  2. Step 2: Convert to fraction form
    31,396.38/43,325.53 = 17,248.92/x
  3. Step 3: Cross multiply
    31,396.38x = 43,325.53 × 17,248.92
  4. Step 4: Simplify right side
    31,396.38x = 747,318,557.81
  5. Step 5: Solve for x
    x = 747,318,557.81/31,396.38
  6. Step 6: Final answer
    x = 23,802.70

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Double scale
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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.