Home / 18,744.76-28,116.18-5,597.24

Finding the Fourth Proportional to 18,744.76, 28,116.18 and 5,597.24

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Solution

The fourth proportional to 18,744.76, 28,116.18 and 5,597.24 is: 8,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.76 : 28,116.18 = 5,597.24 : x
  2. Step 2: Convert to fraction form
    18,744.76/28,116.18 = 5,597.24/x
  3. Step 3: Cross multiply
    18,744.76x = 28,116.18 × 5,597.24
  4. Step 4: Simplify right side
    18,744.76x = 157,373,007.34
  5. Step 5: Solve for x
    x = 157,373,007.34/18,744.76
  6. Step 6: Final answer
    x = 8,395.57

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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.