Home / 15,156.67-22,735.61-7,759.14

Finding the Fourth Proportional to 15,156.67, 22,735.61 and 7,759.14

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Solution

The fourth proportional to 15,156.67, 22,735.61 and 7,759.14 is: 11,639.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,156.67 : 22,735.61 = 7,759.14 : x
  2. Step 2: Convert to fraction form
    15,156.67/22,735.61 = 7,759.14/x
  3. Step 3: Cross multiply
    15,156.67x = 22,735.61 × 7,759.14
  4. Step 4: Simplify right side
    15,156.67x = 176,408,780.98
  5. Step 5: Solve for x
    x = 176,408,780.98/15,156.67
  6. Step 6: Final answer
    x = 11,639.02

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1.5x scale

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.