Home / 40,282.73-55,588.56-22,376.87

Finding the Fourth Proportional to 40,282.73, 55,588.56 and 22,376.87

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Solution

The fourth proportional to 40,282.73, 55,588.56 and 22,376.87 is: 30,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,282.73 : 55,588.56 = 22,376.87 : x
  2. Step 2: Convert to fraction form
    40,282.73/55,588.56 = 22,376.87/x
  3. Step 3: Cross multiply
    40,282.73x = 55,588.56 × 22,376.87
  4. Step 4: Simplify right side
    40,282.73x = 1,243,897,702.66
  5. Step 5: Solve for x
    x = 1,243,897,702.66/40,282.73
  6. Step 6: Final answer
    x = 30,879.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.