Home / 14,943.12-22,417.65-5,079.75

Finding the Fourth Proportional to 14,943.12, 22,417.65 and 5,079.75

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Solution

The fourth proportional to 14,943.12, 22,417.65 and 5,079.75 is: 7,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943.12 : 22,417.65 = 5,079.75 : x
  2. Step 2: Convert to fraction form
    14,943.12/22,417.65 = 5,079.75/x
  3. Step 3: Cross multiply
    14,943.12x = 22,417.65 × 5,079.75
  4. Step 4: Simplify right side
    14,943.12x = 113,876,057.59
  5. Step 5: Solve for x
    x = 113,876,057.59/14,943.12
  6. Step 6: Final answer
    x = 7,620.63

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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.