Home / 15,891.54-23,839.20-4,204.86

Finding the Fourth Proportional to 15,891.54, 23,839.20 and 4,204.86

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Solution

The fourth proportional to 15,891.54, 23,839.20 and 4,204.86 is: 6,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,891.54 : 23,839.20 = 4,204.86 : x
  2. Step 2: Convert to fraction form
    15,891.54/23,839.20 = 4,204.86/x
  3. Step 3: Cross multiply
    15,891.54x = 23,839.20 × 4,204.86
  4. Step 4: Simplify right side
    15,891.54x = 100,240,498.51
  5. Step 5: Solve for x
    x = 100,240,498.51/15,891.54
  6. Step 6: Final answer
    x = 6,307.79

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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.