Home / 30,321.03-41,818.27-25,456.98

Finding the Fourth Proportional to 30,321.03, 41,818.27 and 25,456.98

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Solution

The fourth proportional to 30,321.03, 41,818.27 and 25,456.98 is: 35,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,321.03 : 41,818.27 = 25,456.98 : x
  2. Step 2: Convert to fraction form
    30,321.03/41,818.27 = 25,456.98/x
  3. Step 3: Cross multiply
    30,321.03x = 41,818.27 × 25,456.98
  4. Step 4: Simplify right side
    30,321.03x = 1,064,566,863.02
  5. Step 5: Solve for x
    x = 1,064,566,863.02/30,321.03
  6. Step 6: Final answer
    x = 35,109.85

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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.