Home / 15,742.38-23,604.81-7,299.66

Finding the Fourth Proportional to 15,742.38, 23,604.81 and 7,299.66

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Solution

The fourth proportional to 15,742.38, 23,604.81 and 7,299.66 is: 10,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.38 : 23,604.81 = 7,299.66 : x
  2. Step 2: Convert to fraction form
    15,742.38/23,604.81 = 7,299.66/x
  3. Step 3: Cross multiply
    15,742.38x = 23,604.81 × 7,299.66
  4. Step 4: Simplify right side
    15,742.38x = 172,307,087.36
  5. Step 5: Solve for x
    x = 172,307,087.36/15,742.38
  6. Step 6: Final answer
    x = 10,945.43

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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.