Home / 18,232.40-27,345.36-6,545.72

Finding the Fourth Proportional to 18,232.40, 27,345.36 and 6,545.72

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Solution

The fourth proportional to 18,232.40, 27,345.36 and 6,545.72 is: 9,817.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.40 : 27,345.36 = 6,545.72 : x
  2. Step 2: Convert to fraction form
    18,232.40/27,345.36 = 6,545.72/x
  3. Step 3: Cross multiply
    18,232.40x = 27,345.36 × 6,545.72
  4. Step 4: Simplify right side
    18,232.40x = 178,995,069.86
  5. Step 5: Solve for x
    x = 178,995,069.86/18,232.40
  6. Step 6: Final answer
    x = 9,817.42

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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.