Home / 45,221.70-62,401.50-25,078.23

Finding the Fourth Proportional to 45,221.70, 62,401.50 and 25,078.23

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Solution

The fourth proportional to 45,221.70, 62,401.50 and 25,078.23 is: 34,605.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,221.70 : 62,401.50 = 25,078.23 : x
  2. Step 2: Convert to fraction form
    45,221.70/62,401.50 = 25,078.23/x
  3. Step 3: Cross multiply
    45,221.70x = 62,401.50 × 25,078.23
  4. Step 4: Simplify right side
    45,221.70x = 1,564,919,169.35
  5. Step 5: Solve for x
    x = 1,564,919,169.35/45,221.70
  6. Step 6: Final answer
    x = 34,605.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.