Home / 16,909.97-23,346.38-10,862.61

Finding the Fourth Proportional to 16,909.97, 23,346.38 and 10,862.61

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Solution

The fourth proportional to 16,909.97, 23,346.38 and 10,862.61 is: 14,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.97 : 23,346.38 = 10,862.61 : x
  2. Step 2: Convert to fraction form
    16,909.97/23,346.38 = 10,862.61/x
  3. Step 3: Cross multiply
    16,909.97x = 23,346.38 × 10,862.61
  4. Step 4: Simplify right side
    16,909.97x = 253,602,499.36
  5. Step 5: Solve for x
    x = 253,602,499.36/16,909.97
  6. Step 6: Final answer
    x = 14,997.22

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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.