Home / 17,118.28-25,666.56-6,588.28

Finding the Fourth Proportional to 17,118.28, 25,666.56 and 6,588.28

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Solution

The fourth proportional to 17,118.28, 25,666.56 and 6,588.28 is: 9,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.28 : 25,666.56 = 6,588.28 : x
  2. Step 2: Convert to fraction form
    17,118.28/25,666.56 = 6,588.28/x
  3. Step 3: Cross multiply
    17,118.28x = 25,666.56 × 6,588.28
  4. Step 4: Simplify right side
    17,118.28x = 169,098,483.92
  5. Step 5: Solve for x
    x = 169,098,483.92/17,118.28
  6. Step 6: Final answer
    x = 9,878.24

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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.