Home / 14,780.43-22,165.34-4,917.06

Finding the Fourth Proportional to 14,780.43, 22,165.34 and 4,917.06

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Solution

The fourth proportional to 14,780.43, 22,165.34 and 4,917.06 is: 7,373.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780.43 : 22,165.34 = 4,917.06 : x
  2. Step 2: Convert to fraction form
    14,780.43/22,165.34 = 4,917.06/x
  3. Step 3: Cross multiply
    14,780.43x = 22,165.34 × 4,917.06
  4. Step 4: Simplify right side
    14,780.43x = 108,988,282.12
  5. Step 5: Solve for x
    x = 108,988,282.12/14,780.43
  6. Step 6: Final answer
    x = 7,373.82

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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.