Home / 57,479.13-79,266.60-38,063.43

Finding the Fourth Proportional to 57,479.13, 79,266.60 and 38,063.43

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Solution

The fourth proportional to 57,479.13, 79,266.60 and 38,063.43 is: 52,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,479.13 : 79,266.60 = 38,063.43 : x
  2. Step 2: Convert to fraction form
    57,479.13/79,266.60 = 38,063.43/x
  3. Step 3: Cross multiply
    57,479.13x = 79,266.60 × 38,063.43
  4. Step 4: Simplify right side
    57,479.13x = 3,017,158,680.44
  5. Step 5: Solve for x
    x = 3,017,158,680.44/57,479.13
  6. Step 6: Final answer
    x = 52,491.38

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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.