Home / 12,715.16-19,073.07-10,854.52

Finding the Fourth Proportional to 12,715.16, 19,073.07 and 10,854.52

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Solution

The fourth proportional to 12,715.16, 19,073.07 and 10,854.52 is: 16,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715.16 : 19,073.07 = 10,854.52 : x
  2. Step 2: Convert to fraction form
    12,715.16/19,073.07 = 10,854.52/x
  3. Step 3: Cross multiply
    12,715.16x = 19,073.07 × 10,854.52
  4. Step 4: Simplify right side
    12,715.16x = 207,028,972.09
  5. Step 5: Solve for x
    x = 207,028,972.09/12,715.16
  6. Step 6: Final answer
    x = 16,282.06

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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.