Home / 17,561.61-26,352.81-6,476.09

Finding the Fourth Proportional to 17,561.61, 26,352.81 and 6,476.09

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Solution

The fourth proportional to 17,561.61, 26,352.81 and 6,476.09 is: 9,717.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,561.61 : 26,352.81 = 6,476.09 : x
  2. Step 2: Convert to fraction form
    17,561.61/26,352.81 = 6,476.09/x
  3. Step 3: Cross multiply
    17,561.61x = 26,352.81 × 6,476.09
  4. Step 4: Simplify right side
    17,561.61x = 170,663,037.55
  5. Step 5: Solve for x
    x = 170,663,037.55/17,561.61
  6. Step 6: Final answer
    x = 9,717.96

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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.