Home / 15,001.20-22,480.67-11,477.57

Finding the Fourth Proportional to 15,001.20, 22,480.67 and 11,477.57

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Solution

The fourth proportional to 15,001.20, 22,480.67 and 11,477.57 is: 17,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.20 : 22,480.67 = 11,477.57 : x
  2. Step 2: Convert to fraction form
    15,001.20/22,480.67 = 11,477.57/x
  3. Step 3: Cross multiply
    15,001.20x = 22,480.67 × 11,477.57
  4. Step 4: Simplify right side
    15,001.20x = 258,023,379.86
  5. Step 5: Solve for x
    x = 258,023,379.86/15,001.20
  6. Step 6: Final answer
    x = 17,200.18

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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.