Home / 15,105.60-22,651.06-6,338.16

Finding the Fourth Proportional to 15,105.60, 22,651.06 and 6,338.16

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Solution

The fourth proportional to 15,105.60, 22,651.06 and 6,338.16 is: 9,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105.60 : 22,651.06 = 6,338.16 : x
  2. Step 2: Convert to fraction form
    15,105.60/22,651.06 = 6,338.16/x
  3. Step 3: Cross multiply
    15,105.60x = 22,651.06 × 6,338.16
  4. Step 4: Simplify right side
    15,105.60x = 143,566,042.45
  5. Step 5: Solve for x
    x = 143,566,042.45/15,105.60
  6. Step 6: Final answer
    x = 9,504.16

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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.