Home / 40,264.20-55,564.11-22,359.15

Finding the Fourth Proportional to 40,264.20, 55,564.11 and 22,359.15

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Solution

The fourth proportional to 40,264.20, 55,564.11 and 22,359.15 is: 30,855.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,264.20 : 55,564.11 = 22,359.15 : x
  2. Step 2: Convert to fraction form
    40,264.20/55,564.11 = 22,359.15/x
  3. Step 3: Cross multiply
    40,264.20x = 55,564.11 × 22,359.15
  4. Step 4: Simplify right side
    40,264.20x = 1,242,366,270.11
  5. Step 5: Solve for x
    x = 1,242,366,270.11/40,264.20
  6. Step 6: Final answer
    x = 30,855.36

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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.