Home / 17,609.46-26,415.36-6,515.88

Finding the Fourth Proportional to 17,609.46, 26,415.36 and 6,515.88

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Solution

The fourth proportional to 17,609.46, 26,415.36 and 6,515.88 is: 9,774.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,609.46 : 26,415.36 = 6,515.88 : x
  2. Step 2: Convert to fraction form
    17,609.46/26,415.36 = 6,515.88/x
  3. Step 3: Cross multiply
    17,609.46x = 26,415.36 × 6,515.88
  4. Step 4: Simplify right side
    17,609.46x = 172,119,315.92
  5. Step 5: Solve for x
    x = 172,119,315.92/17,609.46
  6. Step 6: Final answer
    x = 9,774.25

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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.