Home / 45,635-62,977.65-25,492.73

Finding the Fourth Proportional to 45,635, 62,977.65 and 25,492.73

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Solution

The fourth proportional to 45,635, 62,977.65 and 25,492.73 is: 35,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635 : 62,977.65 = 25,492.73 : x
  2. Step 2: Convert to fraction form
    45,635/62,977.65 = 25,492.73/x
  3. Step 3: Cross multiply
    45,635x = 62,977.65 × 25,492.73
  4. Step 4: Simplify right side
    45,635x = 1,605,472,227.48
  5. Step 5: Solve for x
    x = 1,605,472,227.48/45,635
  6. Step 6: Final answer
    x = 35,180.72

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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.