Home / 25,909.77-38,872.86-9,269.44

Finding the Fourth Proportional to 25,909.77, 38,872.86 and 9,269.44

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Solution

The fourth proportional to 25,909.77, 38,872.86 and 9,269.44 is: 13,907.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,909.77 : 38,872.86 = 9,269.44 : x
  2. Step 2: Convert to fraction form
    25,909.77/38,872.86 = 9,269.44/x
  3. Step 3: Cross multiply
    25,909.77x = 38,872.86 × 9,269.44
  4. Step 4: Simplify right side
    25,909.77x = 360,329,563.60
  5. Step 5: Solve for x
    x = 360,329,563.60/25,909.77
  6. Step 6: Final answer
    x = 13,907.09

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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.