Home / 39,445.60-54,296.82-34,400.92

Finding the Fourth Proportional to 39,445.60, 54,296.82 and 34,400.92

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Solution

The fourth proportional to 39,445.60, 54,296.82 and 34,400.92 is: 47,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,445.60 : 54,296.82 = 34,400.92 : x
  2. Step 2: Convert to fraction form
    39,445.60/54,296.82 = 34,400.92/x
  3. Step 3: Cross multiply
    39,445.60x = 54,296.82 × 34,400.92
  4. Step 4: Simplify right side
    39,445.60x = 1,867,860,561.07
  5. Step 5: Solve for x
    x = 1,867,860,561.07/39,445.60
  6. Step 6: Final answer
    x = 47,352.82

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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.