Home / 16,502.07-22,781.61-12,716.94

Finding the Fourth Proportional to 16,502.07, 22,781.61 and 12,716.94

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Solution

The fourth proportional to 16,502.07, 22,781.61 and 12,716.94 is: 17,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.07 : 22,781.61 = 12,716.94 : x
  2. Step 2: Convert to fraction form
    16,502.07/22,781.61 = 12,716.94/x
  3. Step 3: Cross multiply
    16,502.07x = 22,781.61 × 12,716.94
  4. Step 4: Simplify right side
    16,502.07x = 289,712,367.47
  5. Step 5: Solve for x
    x = 289,712,367.47/16,502.07
  6. Step 6: Final answer
    x = 17,556.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.