Home / 15,115.48-22,677.12-4,585.56

Finding the Fourth Proportional to 15,115.48, 22,677.12 and 4,585.56

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Solution

The fourth proportional to 15,115.48, 22,677.12 and 4,585.56 is: 6,879.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.48 : 22,677.12 = 4,585.56 : x
  2. Step 2: Convert to fraction form
    15,115.48/22,677.12 = 4,585.56/x
  3. Step 3: Cross multiply
    15,115.48x = 22,677.12 × 4,585.56
  4. Step 4: Simplify right side
    15,115.48x = 103,987,294.39
  5. Step 5: Solve for x
    x = 103,987,294.39/15,115.48
  6. Step 6: Final answer
    x = 6,879.52

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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.