Home / 18,427.52-27,652.80-17,246.72

Finding the Fourth Proportional to 18,427.52, 27,652.80 and 17,246.72

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Solution

The fourth proportional to 18,427.52, 27,652.80 and 17,246.72 is: 25,880.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427.52 : 27,652.80 = 17,246.72 : x
  2. Step 2: Convert to fraction form
    18,427.52/27,652.80 = 17,246.72/x
  3. Step 3: Cross multiply
    18,427.52x = 27,652.80 × 17,246.72
  4. Step 4: Simplify right side
    18,427.52x = 476,920,098.82
  5. Step 5: Solve for x
    x = 476,920,098.82/18,427.52
  6. Step 6: Final answer
    x = 25,880.86

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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.