Home / 25,288.71-37,940.65-7,519.94

Finding the Fourth Proportional to 25,288.71, 37,940.65 and 7,519.94

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Solution

The fourth proportional to 25,288.71, 37,940.65 and 7,519.94 is: 11,282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.71 : 37,940.65 = 7,519.94 : x
  2. Step 2: Convert to fraction form
    25,288.71/37,940.65 = 7,519.94/x
  3. Step 3: Cross multiply
    25,288.71x = 37,940.65 × 7,519.94
  4. Step 4: Simplify right side
    25,288.71x = 285,311,387.63
  5. Step 5: Solve for x
    x = 285,311,387.63/25,288.71
  6. Step 6: Final answer
    x = 11,282.17

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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.