Home / 45,272.88-62,478.84-25,131.60

Finding the Fourth Proportional to 45,272.88, 62,478.84 and 25,131.60

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Solution

The fourth proportional to 45,272.88, 62,478.84 and 25,131.60 is: 34,682.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,272.88 : 62,478.84 = 25,131.60 : x
  2. Step 2: Convert to fraction form
    45,272.88/62,478.84 = 25,131.60/x
  3. Step 3: Cross multiply
    45,272.88x = 62,478.84 × 25,131.60
  4. Step 4: Simplify right side
    45,272.88x = 1,570,193,215.34
  5. Step 5: Solve for x
    x = 1,570,193,215.34/45,272.88
  6. Step 6: Final answer
    x = 34,682.87

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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.