Home / 15,959.20-23,938.80-5,571.04

Finding the Fourth Proportional to 15,959.20, 23,938.80 and 5,571.04

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Solution

The fourth proportional to 15,959.20, 23,938.80 and 5,571.04 is: 8,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.20 : 23,938.80 = 5,571.04 : x
  2. Step 2: Convert to fraction form
    15,959.20/23,938.80 = 5,571.04/x
  3. Step 3: Cross multiply
    15,959.20x = 23,938.80 × 5,571.04
  4. Step 4: Simplify right side
    15,959.20x = 133,364,012.35
  5. Step 5: Solve for x
    x = 133,364,012.35/15,959.20
  6. Step 6: Final answer
    x = 8,356.56

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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.