Home / 15,163.84-22,752.36-5,310.16

Finding the Fourth Proportional to 15,163.84, 22,752.36 and 5,310.16

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Solution

The fourth proportional to 15,163.84, 22,752.36 and 5,310.16 is: 7,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.84 : 22,752.36 = 5,310.16 : x
  2. Step 2: Convert to fraction form
    15,163.84/22,752.36 = 5,310.16/x
  3. Step 3: Cross multiply
    15,163.84x = 22,752.36 × 5,310.16
  4. Step 4: Simplify right side
    15,163.84x = 120,818,671.98
  5. Step 5: Solve for x
    x = 120,818,671.98/15,163.84
  6. Step 6: Final answer
    x = 7,967.55

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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.