Home / 25,191.73-37,786.78-10,389.52

Finding the Fourth Proportional to 25,191.73, 37,786.78 and 10,389.52

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Solution

The fourth proportional to 25,191.73, 37,786.78 and 10,389.52 is: 15,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191.73 : 37,786.78 = 10,389.52 : x
  2. Step 2: Convert to fraction form
    25,191.73/37,786.78 = 10,389.52/x
  3. Step 3: Cross multiply
    25,191.73x = 37,786.78 × 10,389.52
  4. Step 4: Simplify right side
    25,191.73x = 392,586,506.55
  5. Step 5: Solve for x
    x = 392,586,506.55/25,191.73
  6. Step 6: Final answer
    x = 15,583.94

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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.