Home / 38,190.47-57,267.19-22,400.66

Finding the Fourth Proportional to 38,190.47, 57,267.19 and 22,400.66

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Solution

The fourth proportional to 38,190.47, 57,267.19 and 22,400.66 is: 33,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,190.47 : 57,267.19 = 22,400.66 : x
  2. Step 2: Convert to fraction form
    38,190.47/57,267.19 = 22,400.66/x
  3. Step 3: Cross multiply
    38,190.47x = 57,267.19 × 22,400.66
  4. Step 4: Simplify right side
    38,190.47x = 1,282,822,852.35
  5. Step 5: Solve for x
    x = 1,282,822,852.35/38,190.47
  6. Step 6: Final answer
    x = 33,590.13

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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.