Home / 15,510.44-23,234.94-7,308.20

Finding the Fourth Proportional to 15,510.44, 23,234.94 and 7,308.20

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Solution

The fourth proportional to 15,510.44, 23,234.94 and 7,308.20 is: 10,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.44 : 23,234.94 = 7,308.20 : x
  2. Step 2: Convert to fraction form
    15,510.44/23,234.94 = 7,308.20/x
  3. Step 3: Cross multiply
    15,510.44x = 23,234.94 × 7,308.20
  4. Step 4: Simplify right side
    15,510.44x = 169,805,588.51
  5. Step 5: Solve for x
    x = 169,805,588.51/15,510.44
  6. Step 6: Final answer
    x = 10,947.83

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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.