Home / 15,981.24-23,963.28-6,118.44

Finding the Fourth Proportional to 15,981.24, 23,963.28 and 6,118.44

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Solution

The fourth proportional to 15,981.24, 23,963.28 and 6,118.44 is: 9,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981.24 : 23,963.28 = 6,118.44 : x
  2. Step 2: Convert to fraction form
    15,981.24/23,963.28 = 6,118.44/x
  3. Step 3: Cross multiply
    15,981.24x = 23,963.28 × 6,118.44
  4. Step 4: Simplify right side
    15,981.24x = 146,617,890.88
  5. Step 5: Solve for x
    x = 146,617,890.88/15,981.24
  6. Step 6: Final answer
    x = 9,174.38

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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.