Home / 18,958.50-28,445.31-9,593.46

Finding the Fourth Proportional to 18,958.50, 28,445.31 and 9,593.46

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Solution

The fourth proportional to 18,958.50, 28,445.31 and 9,593.46 is: 14,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,958.50 : 28,445.31 = 9,593.46 : x
  2. Step 2: Convert to fraction form
    18,958.50/28,445.31 = 9,593.46/x
  3. Step 3: Cross multiply
    18,958.50x = 28,445.31 × 9,593.46
  4. Step 4: Simplify right side
    18,958.50x = 272,888,943.67
  5. Step 5: Solve for x
    x = 272,888,943.67/18,958.50
  6. Step 6: Final answer
    x = 14,394.02

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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.