Home / 25,647.22-38,474.88-9,851.62

Finding the Fourth Proportional to 25,647.22, 38,474.88 and 9,851.62

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Solution

The fourth proportional to 25,647.22, 38,474.88 and 9,851.62 is: 14,778.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.22 : 38,474.88 = 9,851.62 : x
  2. Step 2: Convert to fraction form
    25,647.22/38,474.88 = 9,851.62/x
  3. Step 3: Cross multiply
    25,647.22x = 38,474.88 × 9,851.62
  4. Step 4: Simplify right side
    25,647.22x = 379,039,897.31
  5. Step 5: Solve for x
    x = 379,039,897.31/25,647.22
  6. Step 6: Final answer
    x = 14,778.99

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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.