Home / 28,891.20-43,304.40-14,845.80

Finding the Fourth Proportional to 28,891.20, 43,304.40 and 14,845.80

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Solution

The fourth proportional to 28,891.20, 43,304.40 and 14,845.80 is: 22,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,891.20 : 43,304.40 = 14,845.80 : x
  2. Step 2: Convert to fraction form
    28,891.20/43,304.40 = 14,845.80/x
  3. Step 3: Cross multiply
    28,891.20x = 43,304.40 × 14,845.80
  4. Step 4: Simplify right side
    28,891.20x = 642,888,461.52
  5. Step 5: Solve for x
    x = 642,888,461.52/28,891.20
  6. Step 6: Final answer
    x = 22,252.05

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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.