Home / 26,805.60-36,988.92-16,745.40

Finding the Fourth Proportional to 26,805.60, 36,988.92 and 16,745.40

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Solution

The fourth proportional to 26,805.60, 36,988.92 and 16,745.40 is: 23,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.60 : 36,988.92 = 16,745.40 : x
  2. Step 2: Convert to fraction form
    26,805.60/36,988.92 = 16,745.40/x
  3. Step 3: Cross multiply
    26,805.60x = 36,988.92 × 16,745.40
  4. Step 4: Simplify right side
    26,805.60x = 619,394,260.97
  5. Step 5: Solve for x
    x = 619,394,260.97/26,805.60
  6. Step 6: Final answer
    x = 23,106.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.