Home / 15,305.42-22,920.80-9,046.73

Finding the Fourth Proportional to 15,305.42, 22,920.80 and 9,046.73

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Solution

The fourth proportional to 15,305.42, 22,920.80 and 9,046.73 is: 13,548.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,305.42 : 22,920.80 = 9,046.73 : x
  2. Step 2: Convert to fraction form
    15,305.42/22,920.80 = 9,046.73/x
  3. Step 3: Cross multiply
    15,305.42x = 22,920.80 × 9,046.73
  4. Step 4: Simplify right side
    15,305.42x = 207,358,129.15
  5. Step 5: Solve for x
    x = 207,358,129.15/15,305.42
  6. Step 6: Final answer
    x = 13,548.02

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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.