Home / 15,751.26-23,631.69-7,437.66

Finding the Fourth Proportional to 15,751.26, 23,631.69 and 7,437.66

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Solution

The fourth proportional to 15,751.26, 23,631.69 and 7,437.66 is: 11,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751.26 : 23,631.69 = 7,437.66 : x
  2. Step 2: Convert to fraction form
    15,751.26/23,631.69 = 7,437.66/x
  3. Step 3: Cross multiply
    15,751.26x = 23,631.69 × 7,437.66
  4. Step 4: Simplify right side
    15,751.26x = 175,764,475.45
  5. Step 5: Solve for x
    x = 175,764,475.45/15,751.26
  6. Step 6: Final answer
    x = 11,158.76

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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.