Home / 12,716.24-19,064.03-10,981.85

Finding the Fourth Proportional to 12,716.24, 19,064.03 and 10,981.85

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Solution

The fourth proportional to 12,716.24, 19,064.03 and 10,981.85 is: 16,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.24 : 19,064.03 = 10,981.85 : x
  2. Step 2: Convert to fraction form
    12,716.24/19,064.03 = 10,981.85/x
  3. Step 3: Cross multiply
    12,716.24x = 19,064.03 × 10,981.85
  4. Step 4: Simplify right side
    12,716.24x = 209,358,167.63
  5. Step 5: Solve for x
    x = 209,358,167.63/12,716.24
  6. Step 6: Final answer
    x = 16,463.85

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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.