Home / 41,778.16-62,623.50-30,668.20

Finding the Fourth Proportional to 41,778.16, 62,623.50 and 30,668.20

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Solution

The fourth proportional to 41,778.16, 62,623.50 and 30,668.20 is: 45,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,778.16 : 62,623.50 = 30,668.20 : x
  2. Step 2: Convert to fraction form
    41,778.16/62,623.50 = 30,668.20/x
  3. Step 3: Cross multiply
    41,778.16x = 62,623.50 × 30,668.20
  4. Step 4: Simplify right side
    41,778.16x = 1,920,550,022.70
  5. Step 5: Solve for x
    x = 1,920,550,022.70/41,778.16
  6. Step 6: Final answer
    x = 45,970.19

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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.