Home / 26,146.39-39,197.73-12,116.47

Finding the Fourth Proportional to 26,146.39, 39,197.73 and 12,116.47

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Solution

The fourth proportional to 26,146.39, 39,197.73 and 12,116.47 is: 18,164.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,146.39 : 39,197.73 = 12,116.47 : x
  2. Step 2: Convert to fraction form
    26,146.39/39,197.73 = 12,116.47/x
  3. Step 3: Cross multiply
    26,146.39x = 39,197.73 × 12,116.47
  4. Step 4: Simplify right side
    26,146.39x = 474,938,284.62
  5. Step 5: Solve for x
    x = 474,938,284.62/26,146.39
  6. Step 6: Final answer
    x = 18,164.58

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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.