Home / 17,559.47-26,339.21-8,196.38

Finding the Fourth Proportional to 17,559.47, 26,339.21 and 8,196.38

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Solution

The fourth proportional to 17,559.47, 26,339.21 and 8,196.38 is: 12,294.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,559.47 : 26,339.21 = 8,196.38 : x
  2. Step 2: Convert to fraction form
    17,559.47/26,339.21 = 8,196.38/x
  3. Step 3: Cross multiply
    17,559.47x = 26,339.21 × 8,196.38
  4. Step 4: Simplify right side
    17,559.47x = 215,886,001.38
  5. Step 5: Solve for x
    x = 215,886,001.38/17,559.47
  6. Step 6: Final answer
    x = 12,294.57

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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.