Home / 25,839.39-38,744.55-8,964.51

Finding the Fourth Proportional to 25,839.39, 38,744.55 and 8,964.51

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Solution

The fourth proportional to 25,839.39, 38,744.55 and 8,964.51 is: 13,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839.39 : 38,744.55 = 8,964.51 : x
  2. Step 2: Convert to fraction form
    25,839.39/38,744.55 = 8,964.51/x
  3. Step 3: Cross multiply
    25,839.39x = 38,744.55 × 8,964.51
  4. Step 4: Simplify right side
    25,839.39x = 347,325,905.92
  5. Step 5: Solve for x
    x = 347,325,905.92/25,839.39
  6. Step 6: Final answer
    x = 13,441.72

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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.