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Finding the Fourth Proportional to 52,531.50, 72,493.47 and 33,668.63

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Solution

The fourth proportional to 52,531.50, 72,493.47 and 33,668.63 is: 46,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,531.50 : 72,493.47 = 33,668.63 : x
  2. Step 2: Convert to fraction form
    52,531.50/72,493.47 = 33,668.63/x
  3. Step 3: Cross multiply
    52,531.50x = 72,493.47 × 33,668.63
  4. Step 4: Simplify right side
    52,531.50x = 2,440,755,818.85
  5. Step 5: Solve for x
    x = 2,440,755,818.85/52,531.50
  6. Step 6: Final answer
    x = 46,462.71

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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.