Home / 48,909.11-67,494.85-28,766.84

Finding the Fourth Proportional to 48,909.11, 67,494.85 and 28,766.84

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Solution

The fourth proportional to 48,909.11, 67,494.85 and 28,766.84 is: 39,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,909.11 : 67,494.85 = 28,766.84 : x
  2. Step 2: Convert to fraction form
    48,909.11/67,494.85 = 28,766.84/x
  3. Step 3: Cross multiply
    48,909.11x = 67,494.85 × 28,766.84
  4. Step 4: Simplify right side
    48,909.11x = 1,941,613,550.77
  5. Step 5: Solve for x
    x = 1,941,613,550.77/48,909.11
  6. Step 6: Final answer
    x = 39,698.40

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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.