Home / 15,649.03-23,473.14-5,260.78

Finding the Fourth Proportional to 15,649.03, 23,473.14 and 5,260.78

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Solution

The fourth proportional to 15,649.03, 23,473.14 and 5,260.78 is: 7,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.03 : 23,473.14 = 5,260.78 : x
  2. Step 2: Convert to fraction form
    15,649.03/23,473.14 = 5,260.78/x
  3. Step 3: Cross multiply
    15,649.03x = 23,473.14 × 5,260.78
  4. Step 4: Simplify right side
    15,649.03x = 123,487,025.45
  5. Step 5: Solve for x
    x = 123,487,025.45/15,649.03
  6. Step 6: Final answer
    x = 7,891.03

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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.