Home / 25,836.62-38,758.59-9,191.75

Finding the Fourth Proportional to 25,836.62, 38,758.59 and 9,191.75

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Solution

The fourth proportional to 25,836.62, 38,758.59 and 9,191.75 is: 13,788.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,836.62 : 38,758.59 = 9,191.75 : x
  2. Step 2: Convert to fraction form
    25,836.62/38,758.59 = 9,191.75/x
  3. Step 3: Cross multiply
    25,836.62x = 38,758.59 × 9,191.75
  4. Step 4: Simplify right side
    25,836.62x = 356,259,075.84
  5. Step 5: Solve for x
    x = 356,259,075.84/25,836.62
  6. Step 6: Final answer
    x = 13,788.92

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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.