Home / 26,766.79-36,878.69-17,676.01

Finding the Fourth Proportional to 26,766.79, 36,878.69 and 17,676.01

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Solution

The fourth proportional to 26,766.79, 36,878.69 and 17,676.01 is: 24,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,766.79 : 36,878.69 = 17,676.01 : x
  2. Step 2: Convert to fraction form
    26,766.79/36,878.69 = 17,676.01/x
  3. Step 3: Cross multiply
    26,766.79x = 36,878.69 × 17,676.01
  4. Step 4: Simplify right side
    26,766.79x = 651,867,976.07
  5. Step 5: Solve for x
    x = 651,867,976.07/26,766.79
  6. Step 6: Final answer
    x = 24,353.61

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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.