Home / 39,318.95-54,262.29-22,551.95

Finding the Fourth Proportional to 39,318.95, 54,262.29 and 22,551.95

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Solution

The fourth proportional to 39,318.95, 54,262.29 and 22,551.95 is: 31,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318.95 : 54,262.29 = 22,551.95 : x
  2. Step 2: Convert to fraction form
    39,318.95/54,262.29 = 22,551.95/x
  3. Step 3: Cross multiply
    39,318.95x = 54,262.29 × 22,551.95
  4. Step 4: Simplify right side
    39,318.95x = 1,223,720,179.65
  5. Step 5: Solve for x
    x = 1,223,720,179.65/39,318.95
  6. Step 6: Final answer
    x = 31,122.91

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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.