Home / 18,541.17-27,790.56-6,689.52

Finding the Fourth Proportional to 18,541.17, 27,790.56 and 6,689.52

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Solution

The fourth proportional to 18,541.17, 27,790.56 and 6,689.52 is: 10,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.17 : 27,790.56 = 6,689.52 : x
  2. Step 2: Convert to fraction form
    18,541.17/27,790.56 = 6,689.52/x
  3. Step 3: Cross multiply
    18,541.17x = 27,790.56 × 6,689.52
  4. Step 4: Simplify right side
    18,541.17x = 185,905,506.93
  5. Step 5: Solve for x
    x = 185,905,506.93/18,541.17
  6. Step 6: Final answer
    x = 10,026.63

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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.