Home / 15,305.66-22,950.12-4,772.87

Finding the Fourth Proportional to 15,305.66, 22,950.12 and 4,772.87

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Solution

The fourth proportional to 15,305.66, 22,950.12 and 4,772.87 is: 7,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,305.66 : 22,950.12 = 4,772.87 : x
  2. Step 2: Convert to fraction form
    15,305.66/22,950.12 = 4,772.87/x
  3. Step 3: Cross multiply
    15,305.66x = 22,950.12 × 4,772.87
  4. Step 4: Simplify right side
    15,305.66x = 109,537,824.49
  5. Step 5: Solve for x
    x = 109,537,824.49/15,305.66
  6. Step 6: Final answer
    x = 7,156.69

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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.