Home / 39,990.48-55,184.28-22,084.41

Finding the Fourth Proportional to 39,990.48, 55,184.28 and 22,084.41

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Solution

The fourth proportional to 39,990.48, 55,184.28 and 22,084.41 is: 30,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,990.48 : 55,184.28 = 22,084.41 : x
  2. Step 2: Convert to fraction form
    39,990.48/55,184.28 = 22,084.41/x
  3. Step 3: Cross multiply
    39,990.48x = 55,184.28 × 22,084.41
  4. Step 4: Simplify right side
    39,990.48x = 1,218,712,265.07
  5. Step 5: Solve for x
    x = 1,218,712,265.07/39,990.48
  6. Step 6: Final answer
    x = 30,475.06

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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.