Home / 39,341.60-54,166.02-36,658.88

Finding the Fourth Proportional to 39,341.60, 54,166.02 and 36,658.88

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Solution

The fourth proportional to 39,341.60, 54,166.02 and 36,658.88 is: 50,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,341.60 : 54,166.02 = 36,658.88 : x
  2. Step 2: Convert to fraction form
    39,341.60/54,166.02 = 36,658.88/x
  3. Step 3: Cross multiply
    39,341.60x = 54,166.02 × 36,658.88
  4. Step 4: Simplify right side
    39,341.60x = 1,985,665,627.26
  5. Step 5: Solve for x
    x = 1,985,665,627.26/39,341.60
  6. Step 6: Final answer
    x = 50,472.42

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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.