Home / 40,253.12-55,549.96-22,349.28

Finding the Fourth Proportional to 40,253.12, 55,549.96 and 22,349.28

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Solution

The fourth proportional to 40,253.12, 55,549.96 and 22,349.28 is: 30,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,253.12 : 55,549.96 = 22,349.28 : x
  2. Step 2: Convert to fraction form
    40,253.12/55,549.96 = 22,349.28/x
  3. Step 3: Cross multiply
    40,253.12x = 55,549.96 × 22,349.28
  4. Step 4: Simplify right side
    40,253.12x = 1,241,501,610.03
  5. Step 5: Solve for x
    x = 1,241,501,610.03/40,253.12
  6. Step 6: Final answer
    x = 30,842.37

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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.