Home / 18,545.67-27,820.21-6,065.76

Finding the Fourth Proportional to 18,545.67, 27,820.21 and 6,065.76

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Solution

The fourth proportional to 18,545.67, 27,820.21 and 6,065.76 is: 9,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545.67 : 27,820.21 = 6,065.76 : x
  2. Step 2: Convert to fraction form
    18,545.67/27,820.21 = 6,065.76/x
  3. Step 3: Cross multiply
    18,545.67x = 27,820.21 × 6,065.76
  4. Step 4: Simplify right side
    18,545.67x = 168,750,717.01
  5. Step 5: Solve for x
    x = 168,750,717.01/18,545.67
  6. Step 6: Final answer
    x = 9,099.20

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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.