Home / 10,046.18-15,069.28-4,121.98

Finding the Fourth Proportional to 10,046.18, 15,069.28 and 4,121.98

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Solution

The fourth proportional to 10,046.18, 15,069.28 and 4,121.98 is: 6,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,046.18 : 15,069.28 = 4,121.98 : x
  2. Step 2: Convert to fraction form
    10,046.18/15,069.28 = 4,121.98/x
  3. Step 3: Cross multiply
    10,046.18x = 15,069.28 × 4,121.98
  4. Step 4: Simplify right side
    10,046.18x = 62,115,222.80
  5. Step 5: Solve for x
    x = 62,115,222.80/10,046.18
  6. Step 6: Final answer
    x = 6,182.97

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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.