Home / 27,266.19-40,899.80-8,545.81

Finding the Fourth Proportional to 27,266.19, 40,899.80 and 8,545.81

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Solution

The fourth proportional to 27,266.19, 40,899.80 and 8,545.81 is: 12,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.19 : 40,899.80 = 8,545.81 : x
  2. Step 2: Convert to fraction form
    27,266.19/40,899.80 = 8,545.81/x
  3. Step 3: Cross multiply
    27,266.19x = 40,899.80 × 8,545.81
  4. Step 4: Simplify right side
    27,266.19x = 349,521,867.57
  5. Step 5: Solve for x
    x = 349,521,867.57/27,266.19
  6. Step 6: Final answer
    x = 12,818.88

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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.