Home / 41,928.71-62,899.67-12,342.65

Finding the Fourth Proportional to 41,928.71, 62,899.67 and 12,342.65

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Solution

The fourth proportional to 41,928.71, 62,899.67 and 12,342.65 is: 18,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,928.71 : 62,899.67 = 12,342.65 : x
  2. Step 2: Convert to fraction form
    41,928.71/62,899.67 = 12,342.65/x
  3. Step 3: Cross multiply
    41,928.71x = 62,899.67 × 12,342.65
  4. Step 4: Simplify right side
    41,928.71x = 776,348,328.28
  5. Step 5: Solve for x
    x = 776,348,328.28/41,928.71
  6. Step 6: Final answer
    x = 18,515.91

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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.