Home / 13,310.18-19,948.32-7,073.18

Finding the Fourth Proportional to 13,310.18, 19,948.32 and 7,073.18

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Solution

The fourth proportional to 13,310.18, 19,948.32 and 7,073.18 is: 10,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310.18 : 19,948.32 = 7,073.18 : x
  2. Step 2: Convert to fraction form
    13,310.18/19,948.32 = 7,073.18/x
  3. Step 3: Cross multiply
    13,310.18x = 19,948.32 × 7,073.18
  4. Step 4: Simplify right side
    13,310.18x = 141,098,125.44
  5. Step 5: Solve for x
    x = 141,098,125.44/13,310.18
  6. Step 6: Final answer
    x = 10,600.76

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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.