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Finding the Fourth Proportional to 25,265.76, 37,900.56 and 7,736.88

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Solution

The fourth proportional to 25,265.76, 37,900.56 and 7,736.88 is: 11,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,265.76 : 37,900.56 = 7,736.88 : x
  2. Step 2: Convert to fraction form
    25,265.76/37,900.56 = 7,736.88/x
  3. Step 3: Cross multiply
    25,265.76x = 37,900.56 × 7,736.88
  4. Step 4: Simplify right side
    25,265.76x = 293,232,084.65
  5. Step 5: Solve for x
    x = 293,232,084.65/25,265.76
  6. Step 6: Final answer
    x = 11,605.91

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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.