Home / 45,645.40-62,990.97-25,503.13

Finding the Fourth Proportional to 45,645.40, 62,990.97 and 25,503.13

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Solution

The fourth proportional to 45,645.40, 62,990.97 and 25,503.13 is: 35,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645.40 : 62,990.97 = 25,503.13 : x
  2. Step 2: Convert to fraction form
    45,645.40/62,990.97 = 25,503.13/x
  3. Step 3: Cross multiply
    45,645.40x = 62,990.97 × 25,503.13
  4. Step 4: Simplify right side
    45,645.40x = 1,606,466,896.74
  5. Step 5: Solve for x
    x = 1,606,466,896.74/45,645.40
  6. Step 6: Final answer
    x = 35,194.50

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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.