Home / 16,881.88-25,277.34-15,842.92

Finding the Fourth Proportional to 16,881.88, 25,277.34 and 15,842.92

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Solution

The fourth proportional to 16,881.88, 25,277.34 and 15,842.92 is: 23,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.88 : 25,277.34 = 15,842.92 : x
  2. Step 2: Convert to fraction form
    16,881.88/25,277.34 = 15,842.92/x
  3. Step 3: Cross multiply
    16,881.88x = 25,277.34 × 15,842.92
  4. Step 4: Simplify right side
    16,881.88x = 400,466,875.43
  5. Step 5: Solve for x
    x = 400,466,875.43/16,881.88
  6. Step 6: Final answer
    x = 23,721.70

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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.