Home / 18,844.17-28,261.53-7,753.92

Finding the Fourth Proportional to 18,844.17, 28,261.53 and 7,753.92

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Solution

The fourth proportional to 18,844.17, 28,261.53 and 7,753.92 is: 11,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.17 : 28,261.53 = 7,753.92 : x
  2. Step 2: Convert to fraction form
    18,844.17/28,261.53 = 7,753.92/x
  3. Step 3: Cross multiply
    18,844.17x = 28,261.53 × 7,753.92
  4. Step 4: Simplify right side
    18,844.17x = 219,137,642.70
  5. Step 5: Solve for x
    x = 219,137,642.70/18,844.17
  6. Step 6: Final answer
    x = 11,628.94

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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.