Home / 16,911.17-25,369.95-5,221.66

Finding the Fourth Proportional to 16,911.17, 25,369.95 and 5,221.66

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Solution

The fourth proportional to 16,911.17, 25,369.95 and 5,221.66 is: 7,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.17 : 25,369.95 = 5,221.66 : x
  2. Step 2: Convert to fraction form
    16,911.17/25,369.95 = 5,221.66/x
  3. Step 3: Cross multiply
    16,911.17x = 25,369.95 × 5,221.66
  4. Step 4: Simplify right side
    16,911.17x = 132,473,253.12
  5. Step 5: Solve for x
    x = 132,473,253.12/16,911.17
  6. Step 6: Final answer
    x = 7,833.48

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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.