Home / 25,625.12-38,436.26-9,837.72

Finding the Fourth Proportional to 25,625.12, 38,436.26 and 9,837.72

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Solution

The fourth proportional to 25,625.12, 38,436.26 and 9,837.72 is: 14,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,625.12 : 38,436.26 = 9,837.72 : x
  2. Step 2: Convert to fraction form
    25,625.12/38,436.26 = 9,837.72/x
  3. Step 3: Cross multiply
    25,625.12x = 38,436.26 × 9,837.72
  4. Step 4: Simplify right side
    25,625.12x = 378,125,114.54
  5. Step 5: Solve for x
    x = 378,125,114.54/25,625.12
  6. Step 6: Final answer
    x = 14,756.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.