Home / 28,932.60-43,398.90-14,935.80

Finding the Fourth Proportional to 28,932.60, 43,398.90 and 14,935.80

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Solution

The fourth proportional to 28,932.60, 43,398.90 and 14,935.80 is: 22,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.60 : 43,398.90 = 14,935.80 : x
  2. Step 2: Convert to fraction form
    28,932.60/43,398.90 = 14,935.80/x
  3. Step 3: Cross multiply
    28,932.60x = 43,398.90 × 14,935.80
  4. Step 4: Simplify right side
    28,932.60x = 648,197,290.62
  5. Step 5: Solve for x
    x = 648,197,290.62/28,932.60
  6. Step 6: Final answer
    x = 22,403.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.