Home / 57,036.90-78,687.13-32,832.07

Finding the Fourth Proportional to 57,036.90, 78,687.13 and 32,832.07

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Solution

The fourth proportional to 57,036.90, 78,687.13 and 32,832.07 is: 45,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,036.90 : 78,687.13 = 32,832.07 : x
  2. Step 2: Convert to fraction form
    57,036.90/78,687.13 = 32,832.07/x
  3. Step 3: Cross multiply
    57,036.90x = 78,687.13 × 32,832.07
  4. Step 4: Simplify right side
    57,036.90x = 2,583,461,245.62
  5. Step 5: Solve for x
    x = 2,583,461,245.62/57,036.90
  6. Step 6: Final answer
    x = 45,294.56

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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.