Home / 14,458.11-19,951.86-8,084.79

Finding the Fourth Proportional to 14,458.11, 19,951.86 and 8,084.79

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Solution

The fourth proportional to 14,458.11, 19,951.86 and 8,084.79 is: 11,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.11 : 19,951.86 = 8,084.79 : x
  2. Step 2: Convert to fraction form
    14,458.11/19,951.86 = 8,084.79/x
  3. Step 3: Cross multiply
    14,458.11x = 19,951.86 × 8,084.79
  4. Step 4: Simplify right side
    14,458.11x = 161,306,598.21
  5. Step 5: Solve for x
    x = 161,306,598.21/14,458.11
  6. Step 6: Final answer
    x = 11,156.82

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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.