Home / 28,825.14-42,951.14-25,680.98

Finding the Fourth Proportional to 28,825.14, 42,951.14 and 25,680.98

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Solution

The fourth proportional to 28,825.14, 42,951.14 and 25,680.98 is: 38,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.14 : 42,951.14 = 25,680.98 : x
  2. Step 2: Convert to fraction form
    28,825.14/42,951.14 = 25,680.98/x
  3. Step 3: Cross multiply
    28,825.14x = 42,951.14 × 25,680.98
  4. Step 4: Simplify right side
    28,825.14x = 1,103,027,367.32
  5. Step 5: Solve for x
    x = 1,103,027,367.32/28,825.14
  6. Step 6: Final answer
    x = 38,266.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.