Home / 40,459.18-55,833.68-22,553.80

Finding the Fourth Proportional to 40,459.18, 55,833.68 and 22,553.80

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Solution

The fourth proportional to 40,459.18, 55,833.68 and 22,553.80 is: 31,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459.18 : 55,833.68 = 22,553.80 : x
  2. Step 2: Convert to fraction form
    40,459.18/55,833.68 = 22,553.80/x
  3. Step 3: Cross multiply
    40,459.18x = 55,833.68 × 22,553.80
  4. Step 4: Simplify right side
    40,459.18x = 1,259,261,399.63
  5. Step 5: Solve for x
    x = 1,259,261,399.63/40,459.18
  6. Step 6: Final answer
    x = 31,124.25

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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.