Home / 25,368.44-38,056.30-7,839.80

Finding the Fourth Proportional to 25,368.44, 38,056.30 and 7,839.80

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Solution

The fourth proportional to 25,368.44, 38,056.30 and 7,839.80 is: 11,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.44 : 38,056.30 = 7,839.80 : x
  2. Step 2: Convert to fraction form
    25,368.44/38,056.30 = 7,839.80/x
  3. Step 3: Cross multiply
    25,368.44x = 38,056.30 × 7,839.80
  4. Step 4: Simplify right side
    25,368.44x = 298,353,780.74
  5. Step 5: Solve for x
    x = 298,353,780.74/25,368.44
  6. Step 6: Final answer
    x = 11,760.82

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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.