Home / 17,778.33-26,675.27-8,425.02

Finding the Fourth Proportional to 17,778.33, 26,675.27 and 8,425.02

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Solution

The fourth proportional to 17,778.33, 26,675.27 and 8,425.02 is: 12,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.33 : 26,675.27 = 8,425.02 : x
  2. Step 2: Convert to fraction form
    17,778.33/26,675.27 = 8,425.02/x
  3. Step 3: Cross multiply
    17,778.33x = 26,675.27 × 8,425.02
  4. Step 4: Simplify right side
    17,778.33x = 224,739,683.26
  5. Step 5: Solve for x
    x = 224,739,683.26/17,778.33
  6. Step 6: Final answer
    x = 12,641.21

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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.