Home / 17,056.80-25,588.80-5,371.20

Finding the Fourth Proportional to 17,056.80, 25,588.80 and 5,371.20

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Solution

The fourth proportional to 17,056.80, 25,588.80 and 5,371.20 is: 8,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,056.80 : 25,588.80 = 5,371.20 : x
  2. Step 2: Convert to fraction form
    17,056.80/25,588.80 = 5,371.20/x
  3. Step 3: Cross multiply
    17,056.80x = 25,588.80 × 5,371.20
  4. Step 4: Simplify right side
    17,056.80x = 137,442,562.56
  5. Step 5: Solve for x
    x = 137,442,562.56/17,056.80
  6. Step 6: Final answer
    x = 8,057.93

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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.