Home / 17,810.84-26,711.24-5,327.88

Finding the Fourth Proportional to 17,810.84, 26,711.24 and 5,327.88

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Solution

The fourth proportional to 17,810.84, 26,711.24 and 5,327.88 is: 7,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.84 : 26,711.24 = 5,327.88 : x
  2. Step 2: Convert to fraction form
    17,810.84/26,711.24 = 5,327.88/x
  3. Step 3: Cross multiply
    17,810.84x = 26,711.24 × 5,327.88
  4. Step 4: Simplify right side
    17,810.84x = 142,314,254.73
  5. Step 5: Solve for x
    x = 142,314,254.73/17,810.84
  6. Step 6: Final answer
    x = 7,990.32

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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.