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Finding the Fourth Proportional to 15,272.05, 22,895.07 and 6,949.15

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Solution

The fourth proportional to 15,272.05, 22,895.07 and 6,949.15 is: 10,417.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.05 : 22,895.07 = 6,949.15 : x
  2. Step 2: Convert to fraction form
    15,272.05/22,895.07 = 6,949.15/x
  3. Step 3: Cross multiply
    15,272.05x = 22,895.07 × 6,949.15
  4. Step 4: Simplify right side
    15,272.05x = 159,101,275.69
  5. Step 5: Solve for x
    x = 159,101,275.69/15,272.05
  6. Step 6: Final answer
    x = 10,417.81

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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.