Home / 19,327.50-28,982.66-9,337.18

Finding the Fourth Proportional to 19,327.50, 28,982.66 and 9,337.18

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Solution

The fourth proportional to 19,327.50, 28,982.66 and 9,337.18 is: 14,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.50 : 28,982.66 = 9,337.18 : x
  2. Step 2: Convert to fraction form
    19,327.50/28,982.66 = 9,337.18/x
  3. Step 3: Cross multiply
    19,327.50x = 28,982.66 × 9,337.18
  4. Step 4: Simplify right side
    19,327.50x = 270,616,313.30
  5. Step 5: Solve for x
    x = 270,616,313.30/19,327.50
  6. Step 6: Final answer
    x = 14,001.62

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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.