Home / 45,487.93-68,244.25-25,780.33

Finding the Fourth Proportional to 45,487.93, 68,244.25 and 25,780.33

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Solution

The fourth proportional to 45,487.93, 68,244.25 and 25,780.33 is: 38,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,487.93 : 68,244.25 = 25,780.33 : x
  2. Step 2: Convert to fraction form
    45,487.93/68,244.25 = 25,780.33/x
  3. Step 3: Cross multiply
    45,487.93x = 68,244.25 × 25,780.33
  4. Step 4: Simplify right side
    45,487.93x = 1,759,359,050.54
  5. Step 5: Solve for x
    x = 1,759,359,050.54/45,487.93
  6. Step 6: Final answer
    x = 38,677.49

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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.