Home / 15,990.79-23,986.23-5,600.11

Finding the Fourth Proportional to 15,990.79, 23,986.23 and 5,600.11

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Solution

The fourth proportional to 15,990.79, 23,986.23 and 5,600.11 is: 8,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.79 : 23,986.23 = 5,600.11 : x
  2. Step 2: Convert to fraction form
    15,990.79/23,986.23 = 5,600.11/x
  3. Step 3: Cross multiply
    15,990.79x = 23,986.23 × 5,600.11
  4. Step 4: Simplify right side
    15,990.79x = 134,325,526.49
  5. Step 5: Solve for x
    x = 134,325,526.49/15,990.79
  6. Step 6: Final answer
    x = 8,400.18

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Similar ratio
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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.