Home / 13,030.17-19,545.25-5,237.16

Finding the Fourth Proportional to 13,030.17, 19,545.25 and 5,237.16

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Solution

The fourth proportional to 13,030.17, 19,545.25 and 5,237.16 is: 7,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.17 : 19,545.25 = 5,237.16 : x
  2. Step 2: Convert to fraction form
    13,030.17/19,545.25 = 5,237.16/x
  3. Step 3: Cross multiply
    13,030.17x = 19,545.25 × 5,237.16
  4. Step 4: Simplify right side
    13,030.17x = 102,361,524.92
  5. Step 5: Solve for x
    x = 102,361,524.92/13,030.17
  6. Step 6: Final answer
    x = 7,855.73

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Similar ratio
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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.