Home / 25,325.18-34,950.85-13,996.88

Finding the Fourth Proportional to 25,325.18, 34,950.85 and 13,996.88

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Solution

The fourth proportional to 25,325.18, 34,950.85 and 13,996.88 is: 19,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325.18 : 34,950.85 = 13,996.88 : x
  2. Step 2: Convert to fraction form
    25,325.18/34,950.85 = 13,996.88/x
  3. Step 3: Cross multiply
    25,325.18x = 34,950.85 × 13,996.88
  4. Step 4: Simplify right side
    25,325.18x = 489,202,879.49
  5. Step 5: Solve for x
    x = 489,202,879.49/25,325.18
  6. Step 6: Final answer
    x = 19,316.86

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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.