Home / 56,947.68-85,411.44-15,397.92

Finding the Fourth Proportional to 56,947.68, 85,411.44 and 15,397.92

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Solution

The fourth proportional to 56,947.68, 85,411.44 and 15,397.92 is: 23,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,947.68 : 85,411.44 = 15,397.92 : x
  2. Step 2: Convert to fraction form
    56,947.68/85,411.44 = 15,397.92/x
  3. Step 3: Cross multiply
    56,947.68x = 85,411.44 × 15,397.92
  4. Step 4: Simplify right side
    56,947.68x = 1,315,158,520.20
  5. Step 5: Solve for x
    x = 1,315,158,520.20/56,947.68
  6. Step 6: Final answer
    x = 23,094.15

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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.