Home / 27,439.69-41,155.25-8,717.27

Finding the Fourth Proportional to 27,439.69, 41,155.25 and 8,717.27

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Solution

The fourth proportional to 27,439.69, 41,155.25 and 8,717.27 is: 13,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.69 : 41,155.25 = 8,717.27 : x
  2. Step 2: Convert to fraction form
    27,439.69/41,155.25 = 8,717.27/x
  3. Step 3: Cross multiply
    27,439.69x = 41,155.25 × 8,717.27
  4. Step 4: Simplify right side
    27,439.69x = 358,761,426.17
  5. Step 5: Solve for x
    x = 358,761,426.17/27,439.69
  6. Step 6: Final answer
    x = 13,074.54

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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.