Home / 15,310.77-22,967.41-4,218.36

Finding the Fourth Proportional to 15,310.77, 22,967.41 and 4,218.36

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Solution

The fourth proportional to 15,310.77, 22,967.41 and 4,218.36 is: 6,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.77 : 22,967.41 = 4,218.36 : x
  2. Step 2: Convert to fraction form
    15,310.77/22,967.41 = 4,218.36/x
  3. Step 3: Cross multiply
    15,310.77x = 22,967.41 × 4,218.36
  4. Step 4: Simplify right side
    15,310.77x = 96,884,803.65
  5. Step 5: Solve for x
    x = 96,884,803.65/15,310.77
  6. Step 6: Final answer
    x = 6,327.89

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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.