Home / 15,356.88-23,029.12-5,995.56

Finding the Fourth Proportional to 15,356.88, 23,029.12 and 5,995.56

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Solution

The fourth proportional to 15,356.88, 23,029.12 and 5,995.56 is: 8,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.88 : 23,029.12 = 5,995.56 : x
  2. Step 2: Convert to fraction form
    15,356.88/23,029.12 = 5,995.56/x
  3. Step 3: Cross multiply
    15,356.88x = 23,029.12 × 5,995.56
  4. Step 4: Simplify right side
    15,356.88x = 138,072,470.71
  5. Step 5: Solve for x
    x = 138,072,470.71/15,356.88
  6. Step 6: Final answer
    x = 8,990.92

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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.