Home / 54,722.71-75,517.41-29,572.21

Finding the Fourth Proportional to 54,722.71, 75,517.41 and 29,572.21

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Solution

The fourth proportional to 54,722.71, 75,517.41 and 29,572.21 is: 40,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,722.71 : 75,517.41 = 29,572.21 : x
  2. Step 2: Convert to fraction form
    54,722.71/75,517.41 = 29,572.21/x
  3. Step 3: Cross multiply
    54,722.71x = 75,517.41 × 29,572.21
  4. Step 4: Simplify right side
    54,722.71x = 2,233,216,707.18
  5. Step 5: Solve for x
    x = 2,233,216,707.18/54,722.71
  6. Step 6: Final answer
    x = 40,809.69

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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.