Home / 40,157.34-55,417.50-22,252.56

Finding the Fourth Proportional to 40,157.34, 55,417.50 and 22,252.56

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Solution

The fourth proportional to 40,157.34, 55,417.50 and 22,252.56 is: 30,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,157.34 : 55,417.50 = 22,252.56 : x
  2. Step 2: Convert to fraction form
    40,157.34/55,417.50 = 22,252.56/x
  3. Step 3: Cross multiply
    40,157.34x = 55,417.50 × 22,252.56
  4. Step 4: Simplify right side
    40,157.34x = 1,233,181,243.80
  5. Step 5: Solve for x
    x = 1,233,181,243.80/40,157.34
  6. Step 6: Final answer
    x = 30,708.74

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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.