Home / 39,613.86-54,670.44-32,520.42

Finding the Fourth Proportional to 39,613.86, 54,670.44 and 32,520.42

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Solution

The fourth proportional to 39,613.86, 54,670.44 and 32,520.42 is: 44,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,613.86 : 54,670.44 = 32,520.42 : x
  2. Step 2: Convert to fraction form
    39,613.86/54,670.44 = 32,520.42/x
  3. Step 3: Cross multiply
    39,613.86x = 54,670.44 × 32,520.42
  4. Step 4: Simplify right side
    39,613.86x = 1,777,905,670.38
  5. Step 5: Solve for x
    x = 1,777,905,670.38/39,613.86
  6. Step 6: Final answer
    x = 44,880.90

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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.