Home / 40,562.56-55,970.79-22,655.29

Finding the Fourth Proportional to 40,562.56, 55,970.79 and 22,655.29

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Solution

The fourth proportional to 40,562.56, 55,970.79 and 22,655.29 is: 31,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,562.56 : 55,970.79 = 22,655.29 : x
  2. Step 2: Convert to fraction form
    40,562.56/55,970.79 = 22,655.29/x
  3. Step 3: Cross multiply
    40,562.56x = 55,970.79 × 22,655.29
  4. Step 4: Simplify right side
    40,562.56x = 1,268,034,478.98
  5. Step 5: Solve for x
    x = 1,268,034,478.98/40,562.56
  6. Step 6: Final answer
    x = 31,261.20

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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.