Home / 17,487.99-26,228.30-6,399.91

Finding the Fourth Proportional to 17,487.99, 26,228.30 and 6,399.91

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Solution

The fourth proportional to 17,487.99, 26,228.30 and 6,399.91 is: 9,598.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.99 : 26,228.30 = 6,399.91 : x
  2. Step 2: Convert to fraction form
    17,487.99/26,228.30 = 6,399.91/x
  3. Step 3: Cross multiply
    17,487.99x = 26,228.30 × 6,399.91
  4. Step 4: Simplify right side
    17,487.99x = 167,858,759.45
  5. Step 5: Solve for x
    x = 167,858,759.45/17,487.99
  6. Step 6: Final answer
    x = 9,598.52

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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.