Home / 56,757.96-78,322.32-32,882.76

Finding the Fourth Proportional to 56,757.96, 78,322.32 and 32,882.76

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Solution

The fourth proportional to 56,757.96, 78,322.32 and 32,882.76 is: 45,376.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757.96 : 78,322.32 = 32,882.76 : x
  2. Step 2: Convert to fraction form
    56,757.96/78,322.32 = 32,882.76/x
  3. Step 3: Cross multiply
    56,757.96x = 78,322.32 × 32,882.76
  4. Step 4: Simplify right side
    56,757.96x = 2,575,454,051.20
  5. Step 5: Solve for x
    x = 2,575,454,051.20/56,757.96
  6. Step 6: Final answer
    x = 45,376.09

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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.