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Finding the Fourth Proportional to 15,246.76, 22,865.01 and 5,113.09

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Solution

The fourth proportional to 15,246.76, 22,865.01 and 5,113.09 is: 7,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246.76 : 22,865.01 = 5,113.09 : x
  2. Step 2: Convert to fraction form
    15,246.76/22,865.01 = 5,113.09/x
  3. Step 3: Cross multiply
    15,246.76x = 22,865.01 × 5,113.09
  4. Step 4: Simplify right side
    15,246.76x = 116,910,853.98
  5. Step 5: Solve for x
    x = 116,910,853.98/15,246.76
  6. Step 6: Final answer
    x = 7,667.91

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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.