Home / 40,433.81-55,799.03-22,285.18

Finding the Fourth Proportional to 40,433.81, 55,799.03 and 22,285.18

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Solution

The fourth proportional to 40,433.81, 55,799.03 and 22,285.18 is: 30,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.81 : 55,799.03 = 22,285.18 : x
  2. Step 2: Convert to fraction form
    40,433.81/55,799.03 = 22,285.18/x
  3. Step 3: Cross multiply
    40,433.81x = 55,799.03 × 22,285.18
  4. Step 4: Simplify right side
    40,433.81x = 1,243,491,113.61
  5. Step 5: Solve for x
    x = 1,243,491,113.61/40,433.81
  6. Step 6: Final answer
    x = 30,753.75

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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.