Home / 40,167.56-55,429.22-22,262.40

Finding the Fourth Proportional to 40,167.56, 55,429.22 and 22,262.40

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Solution

The fourth proportional to 40,167.56, 55,429.22 and 22,262.40 is: 30,721.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.56 : 55,429.22 = 22,262.40 : x
  2. Step 2: Convert to fraction form
    40,167.56/55,429.22 = 22,262.40/x
  3. Step 3: Cross multiply
    40,167.56x = 55,429.22 × 22,262.40
  4. Step 4: Simplify right side
    40,167.56x = 1,233,987,356.02
  5. Step 5: Solve for x
    x = 1,233,987,356.02/40,167.56
  6. Step 6: Final answer
    x = 30,721.00

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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.