Home / 16,088.80-24,121.99-7,078.55

Finding the Fourth Proportional to 16,088.80, 24,121.99 and 7,078.55

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Solution

The fourth proportional to 16,088.80, 24,121.99 and 7,078.55 is: 10,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,088.80 : 24,121.99 = 7,078.55 : x
  2. Step 2: Convert to fraction form
    16,088.80/24,121.99 = 7,078.55/x
  3. Step 3: Cross multiply
    16,088.80x = 24,121.99 × 7,078.55
  4. Step 4: Simplify right side
    16,088.80x = 170,748,591.70
  5. Step 5: Solve for x
    x = 170,748,591.70/16,088.80
  6. Step 6: Final answer
    x = 10,612.89

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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.