Home / 23,680.05-35,510.80-8,880.90

Finding the Fourth Proportional to 23,680.05, 35,510.80 and 8,880.90

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Solution

The fourth proportional to 23,680.05, 35,510.80 and 8,880.90 is: 13,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.05 : 35,510.80 = 8,880.90 : x
  2. Step 2: Convert to fraction form
    23,680.05/35,510.80 = 8,880.90/x
  3. Step 3: Cross multiply
    23,680.05x = 35,510.80 × 8,880.90
  4. Step 4: Simplify right side
    23,680.05x = 315,367,863.72
  5. Step 5: Solve for x
    x = 315,367,863.72/23,680.05
  6. Step 6: Final answer
    x = 13,317.87

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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.