Home / 45,755.16-63,143.19-25,611.54

Finding the Fourth Proportional to 45,755.16, 63,143.19 and 25,611.54

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Solution

The fourth proportional to 45,755.16, 63,143.19 and 25,611.54 is: 35,344.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,755.16 : 63,143.19 = 25,611.54 : x
  2. Step 2: Convert to fraction form
    45,755.16/63,143.19 = 25,611.54/x
  3. Step 3: Cross multiply
    45,755.16x = 63,143.19 × 25,611.54
  4. Step 4: Simplify right side
    45,755.16x = 1,617,194,336.41
  5. Step 5: Solve for x
    x = 1,617,194,336.41/45,755.16
  6. Step 6: Final answer
    x = 35,344.52

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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.