Home / 57,621.38-79,518.38-32,470.88

Finding the Fourth Proportional to 57,621.38, 79,518.38 and 32,470.88

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Solution

The fourth proportional to 57,621.38, 79,518.38 and 32,470.88 is: 44,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,621.38 : 79,518.38 = 32,470.88 : x
  2. Step 2: Convert to fraction form
    57,621.38/79,518.38 = 32,470.88/x
  3. Step 3: Cross multiply
    57,621.38x = 79,518.38 × 32,470.88
  4. Step 4: Simplify right side
    57,621.38x = 2,582,031,214.83
  5. Step 5: Solve for x
    x = 2,582,031,214.83/57,621.38
  6. Step 6: Final answer
    x = 44,810.30

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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.