Home / 23,409.28-35,140.92-18,495.28

Finding the Fourth Proportional to 23,409.28, 35,140.92 and 18,495.28

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Solution

The fourth proportional to 23,409.28, 35,140.92 and 18,495.28 is: 27,764.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,409.28 : 35,140.92 = 18,495.28 : x
  2. Step 2: Convert to fraction form
    23,409.28/35,140.92 = 18,495.28/x
  3. Step 3: Cross multiply
    23,409.28x = 35,140.92 × 18,495.28
  4. Step 4: Simplify right side
    23,409.28x = 649,941,154.86
  5. Step 5: Solve for x
    x = 649,941,154.86/23,409.28
  6. Step 6: Final answer
    x = 27,764.25

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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.