Home / 57,446.32-79,250.48-38,307.60

Finding the Fourth Proportional to 57,446.32, 79,250.48 and 38,307.60

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Solution

The fourth proportional to 57,446.32, 79,250.48 and 38,307.60 is: 52,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,446.32 : 79,250.48 = 38,307.60 : x
  2. Step 2: Convert to fraction form
    57,446.32/79,250.48 = 38,307.60/x
  3. Step 3: Cross multiply
    57,446.32x = 79,250.48 × 38,307.60
  4. Step 4: Simplify right side
    57,446.32x = 3,035,895,687.65
  5. Step 5: Solve for x
    x = 3,035,895,687.65/57,446.32
  6. Step 6: Final answer
    x = 52,847.52

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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.