Home / 25,436.34-38,154.94-8,796.80

Finding the Fourth Proportional to 25,436.34, 38,154.94 and 8,796.80

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Solution

The fourth proportional to 25,436.34, 38,154.94 and 8,796.80 is: 13,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436.34 : 38,154.94 = 8,796.80 : x
  2. Step 2: Convert to fraction form
    25,436.34/38,154.94 = 8,796.80/x
  3. Step 3: Cross multiply
    25,436.34x = 38,154.94 × 8,796.80
  4. Step 4: Simplify right side
    25,436.34x = 335,641,424.43
  5. Step 5: Solve for x
    x = 335,641,424.43/25,436.34
  6. Step 6: Final answer
    x = 13,195.35

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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.