Home / 15,990.92-23,986.38-5,600.24

Finding the Fourth Proportional to 15,990.92, 23,986.38 and 5,600.24

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Solution

The fourth proportional to 15,990.92, 23,986.38 and 5,600.24 is: 8,400.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.92 : 23,986.38 = 5,600.24 : x
  2. Step 2: Convert to fraction form
    15,990.92/23,986.38 = 5,600.24/x
  3. Step 3: Cross multiply
    15,990.92x = 23,986.38 × 5,600.24
  4. Step 4: Simplify right side
    15,990.92x = 134,329,364.80
  5. Step 5: Solve for x
    x = 134,329,364.80/15,990.92
  6. Step 6: Final answer
    x = 8,400.36

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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.