Home / 25,218.18-34,800.75-14,040.18

Finding the Fourth Proportional to 25,218.18, 34,800.75 and 14,040.18

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Solution

The fourth proportional to 25,218.18, 34,800.75 and 14,040.18 is: 19,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.18 : 34,800.75 = 14,040.18 : x
  2. Step 2: Convert to fraction form
    25,218.18/34,800.75 = 14,040.18/x
  3. Step 3: Cross multiply
    25,218.18x = 34,800.75 × 14,040.18
  4. Step 4: Simplify right side
    25,218.18x = 488,608,794.14
  5. Step 5: Solve for x
    x = 488,608,794.14/25,218.18
  6. Step 6: Final answer
    x = 19,375.26

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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.