Home / 40,747.79-61,139.25-22,041

Finding the Fourth Proportional to 40,747.79, 61,139.25 and 22,041

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Solution

The fourth proportional to 40,747.79, 61,139.25 and 22,041 is: 33,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,747.79 : 61,139.25 = 22,041 : x
  2. Step 2: Convert to fraction form
    40,747.79/61,139.25 = 22,041/x
  3. Step 3: Cross multiply
    40,747.79x = 61,139.25 × 22,041
  4. Step 4: Simplify right side
    40,747.79x = 1,347,570,209.25
  5. Step 5: Solve for x
    x = 1,347,570,209.25/40,747.79
  6. Step 6: Final answer
    x = 33,071.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.