Home / 14,283.52-19,711.70-7,995.88

Finding the Fourth Proportional to 14,283.52, 19,711.70 and 7,995.88

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Solution

The fourth proportional to 14,283.52, 19,711.70 and 7,995.88 is: 11,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.52 : 19,711.70 = 7,995.88 : x
  2. Step 2: Convert to fraction form
    14,283.52/19,711.70 = 7,995.88/x
  3. Step 3: Cross multiply
    14,283.52x = 19,711.70 × 7,995.88
  4. Step 4: Simplify right side
    14,283.52x = 157,612,387.80
  5. Step 5: Solve for x
    x = 157,612,387.80/14,283.52
  6. Step 6: Final answer
    x = 11,034.56

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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.