Home / 12,506.19-18,759.28-5,013.14

Finding the Fourth Proportional to 12,506.19, 18,759.28 and 5,013.14

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Solution

The fourth proportional to 12,506.19, 18,759.28 and 5,013.14 is: 7,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506.19 : 18,759.28 = 5,013.14 : x
  2. Step 2: Convert to fraction form
    12,506.19/18,759.28 = 5,013.14/x
  3. Step 3: Cross multiply
    12,506.19x = 18,759.28 × 5,013.14
  4. Step 4: Simplify right side
    12,506.19x = 94,042,778.08
  5. Step 5: Solve for x
    x = 94,042,778.08/12,506.19
  6. Step 6: Final answer
    x = 7,519.70

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Similar ratio
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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.