Home / 28,828.88-43,229.88-14,974.16

Finding the Fourth Proportional to 28,828.88, 43,229.88 and 14,974.16

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Solution

The fourth proportional to 28,828.88, 43,229.88 and 14,974.16 is: 22,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,828.88 : 43,229.88 = 14,974.16 : x
  2. Step 2: Convert to fraction form
    28,828.88/43,229.88 = 14,974.16/x
  3. Step 3: Cross multiply
    28,828.88x = 43,229.88 × 14,974.16
  4. Step 4: Simplify right side
    28,828.88x = 647,331,139.90
  5. Step 5: Solve for x
    x = 647,331,139.90/28,828.88
  6. Step 6: Final answer
    x = 22,454.26

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1.5x scale

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.