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Finding the Fourth Proportional to 56,580.92, 84,871.84 and 17,141.12

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Solution

The fourth proportional to 56,580.92, 84,871.84 and 17,141.12 is: 25,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,580.92 : 84,871.84 = 17,141.12 : x
  2. Step 2: Convert to fraction form
    56,580.92/84,871.84 = 17,141.12/x
  3. Step 3: Cross multiply
    56,580.92x = 84,871.84 × 17,141.12
  4. Step 4: Simplify right side
    56,580.92x = 1,454,798,394.06
  5. Step 5: Solve for x
    x = 1,454,798,394.06/56,580.92
  6. Step 6: Final answer
    x = 25,711.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.