Home / 56,551.42-78,050.56-32,691.92

Finding the Fourth Proportional to 56,551.42, 78,050.56 and 32,691.92

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Solution

The fourth proportional to 56,551.42, 78,050.56 and 32,691.92 is: 45,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,551.42 : 78,050.56 = 32,691.92 : x
  2. Step 2: Convert to fraction form
    56,551.42/78,050.56 = 32,691.92/x
  3. Step 3: Cross multiply
    56,551.42x = 78,050.56 × 32,691.92
  4. Step 4: Simplify right side
    56,551.42x = 2,551,622,776.87
  5. Step 5: Solve for x
    x = 2,551,622,776.87/56,551.42
  6. Step 6: Final answer
    x = 45,120.40

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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.