Home / 17,880.03-24,680.61-11,079.27

Finding the Fourth Proportional to 17,880.03, 24,680.61 and 11,079.27

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Solution

The fourth proportional to 17,880.03, 24,680.61 and 11,079.27 is: 15,293.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.03 : 24,680.61 = 11,079.27 : x
  2. Step 2: Convert to fraction form
    17,880.03/24,680.61 = 11,079.27/x
  3. Step 3: Cross multiply
    17,880.03x = 24,680.61 × 11,079.27
  4. Step 4: Simplify right side
    17,880.03x = 273,443,141.95
  5. Step 5: Solve for x
    x = 273,443,141.95/17,880.03
  6. Step 6: Final answer
    x = 15,293.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.