Home / 40,146.28-55,402.31-22,241.56

Finding the Fourth Proportional to 40,146.28, 55,402.31 and 22,241.56

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Solution

The fourth proportional to 40,146.28, 55,402.31 and 22,241.56 is: 30,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.28 : 55,402.31 = 22,241.56 : x
  2. Step 2: Convert to fraction form
    40,146.28/55,402.31 = 22,241.56/x
  3. Step 3: Cross multiply
    40,146.28x = 55,402.31 × 22,241.56
  4. Step 4: Simplify right side
    40,146.28x = 1,232,233,802.00
  5. Step 5: Solve for x
    x = 1,232,233,802.00/40,146.28
  6. Step 6: Final answer
    x = 30,693.60

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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.