Home / 14,394.06-19,864.17-8,425.80

Finding the Fourth Proportional to 14,394.06, 19,864.17 and 8,425.80

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Solution

The fourth proportional to 14,394.06, 19,864.17 and 8,425.80 is: 11,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.06 : 19,864.17 = 8,425.80 : x
  2. Step 2: Convert to fraction form
    14,394.06/19,864.17 = 8,425.80/x
  3. Step 3: Cross multiply
    14,394.06x = 19,864.17 × 8,425.80
  4. Step 4: Simplify right side
    14,394.06x = 167,371,523.59
  5. Step 5: Solve for x
    x = 167,371,523.59/14,394.06
  6. Step 6: Final answer
    x = 11,627.82

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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.