Home / 15,081.45-22,599.90-10,930.20

Finding the Fourth Proportional to 15,081.45, 22,599.90 and 10,930.20

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Solution

The fourth proportional to 15,081.45, 22,599.90 and 10,930.20 is: 16,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081.45 : 22,599.90 = 10,930.20 : x
  2. Step 2: Convert to fraction form
    15,081.45/22,599.90 = 10,930.20/x
  3. Step 3: Cross multiply
    15,081.45x = 22,599.90 × 10,930.20
  4. Step 4: Simplify right side
    15,081.45x = 247,021,426.98
  5. Step 5: Solve for x
    x = 247,021,426.98/15,081.45
  6. Step 6: Final answer
    x = 16,379.16

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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.