Home / 16,759.66-25,127.52-7,870.02

Finding the Fourth Proportional to 16,759.66, 25,127.52 and 7,870.02

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Solution

The fourth proportional to 16,759.66, 25,127.52 and 7,870.02 is: 11,799.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.66 : 25,127.52 = 7,870.02 : x
  2. Step 2: Convert to fraction form
    16,759.66/25,127.52 = 7,870.02/x
  3. Step 3: Cross multiply
    16,759.66x = 25,127.52 × 7,870.02
  4. Step 4: Simplify right side
    16,759.66x = 197,754,084.95
  5. Step 5: Solve for x
    x = 197,754,084.95/16,759.66
  6. Step 6: Final answer
    x = 11,799.41

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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.