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Finding the Fourth Proportional to 57,479.96, 79,321.58 and 32,329.46

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Solution

The fourth proportional to 57,479.96, 79,321.58 and 32,329.46 is: 44,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,479.96 : 79,321.58 = 32,329.46 : x
  2. Step 2: Convert to fraction form
    57,479.96/79,321.58 = 32,329.46/x
  3. Step 3: Cross multiply
    57,479.96x = 79,321.58 × 32,329.46
  4. Step 4: Simplify right side
    57,479.96x = 2,564,423,847.75
  5. Step 5: Solve for x
    x = 2,564,423,847.75/57,479.96
  6. Step 6: Final answer
    x = 44,614.22

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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.