Home / 19,760.57-27,269.41-10,808.14

Finding the Fourth Proportional to 19,760.57, 27,269.41 and 10,808.14

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Solution

The fourth proportional to 19,760.57, 27,269.41 and 10,808.14 is: 14,915.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760.57 : 27,269.41 = 10,808.14 : x
  2. Step 2: Convert to fraction form
    19,760.57/27,269.41 = 10,808.14/x
  3. Step 3: Cross multiply
    19,760.57x = 27,269.41 × 10,808.14
  4. Step 4: Simplify right side
    19,760.57x = 294,731,544.29
  5. Step 5: Solve for x
    x = 294,731,544.29/19,760.57
  6. Step 6: Final answer
    x = 14,915.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.