Home / 18,743.04-25,865.28-10,359.52

Finding the Fourth Proportional to 18,743.04, 25,865.28 and 10,359.52

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Solution

The fourth proportional to 18,743.04, 25,865.28 and 10,359.52 is: 14,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743.04 : 25,865.28 = 10,359.52 : x
  2. Step 2: Convert to fraction form
    18,743.04/25,865.28 = 10,359.52/x
  3. Step 3: Cross multiply
    18,743.04x = 25,865.28 × 10,359.52
  4. Step 4: Simplify right side
    18,743.04x = 267,951,885.47
  5. Step 5: Solve for x
    x = 267,951,885.47/18,743.04
  6. Step 6: Final answer
    x = 14,296.07

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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.