Home / 45,545.81-68,296.82-25,819.07

Finding the Fourth Proportional to 45,545.81, 68,296.82 and 25,819.07

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Solution

The fourth proportional to 45,545.81, 68,296.82 and 25,819.07 is: 38,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,545.81 : 68,296.82 = 25,819.07 : x
  2. Step 2: Convert to fraction form
    45,545.81/68,296.82 = 25,819.07/x
  3. Step 3: Cross multiply
    45,545.81x = 68,296.82 × 25,819.07
  4. Step 4: Simplify right side
    45,545.81x = 1,763,359,905.78
  5. Step 5: Solve for x
    x = 1,763,359,905.78/45,545.81
  6. Step 6: Final answer
    x = 38,716.19

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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.