Home / 26,170.50-39,265.67-12,137.25

Finding the Fourth Proportional to 26,170.50, 39,265.67 and 12,137.25

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Solution

The fourth proportional to 26,170.50, 39,265.67 and 12,137.25 is: 18,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.50 : 39,265.67 = 12,137.25 : x
  2. Step 2: Convert to fraction form
    26,170.50/39,265.67 = 12,137.25/x
  3. Step 3: Cross multiply
    26,170.50x = 39,265.67 × 12,137.25
  4. Step 4: Simplify right side
    26,170.50x = 476,577,253.21
  5. Step 5: Solve for x
    x = 476,577,253.21/26,170.50
  6. Step 6: Final answer
    x = 18,210.48

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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.