Home / 23,287.20-34,928.10-6,649.80

Finding the Fourth Proportional to 23,287.20, 34,928.10 and 6,649.80

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Solution

The fourth proportional to 23,287.20, 34,928.10 and 6,649.80 is: 9,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.20 : 34,928.10 = 6,649.80 : x
  2. Step 2: Convert to fraction form
    23,287.20/34,928.10 = 6,649.80/x
  3. Step 3: Cross multiply
    23,287.20x = 34,928.10 × 6,649.80
  4. Step 4: Simplify right side
    23,287.20x = 232,264,879.38
  5. Step 5: Solve for x
    x = 232,264,879.38/23,287.20
  6. Step 6: Final answer
    x = 9,973.93

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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.