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Finding the Fourth Proportional to 26,667.90, 36,801.90 and 16,064.58

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Solution

The fourth proportional to 26,667.90, 36,801.90 and 16,064.58 is: 22,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,667.90 : 36,801.90 = 16,064.58 : x
  2. Step 2: Convert to fraction form
    26,667.90/36,801.90 = 16,064.58/x
  3. Step 3: Cross multiply
    26,667.90x = 36,801.90 × 16,064.58
  4. Step 4: Simplify right side
    26,667.90x = 591,207,066.70
  5. Step 5: Solve for x
    x = 591,207,066.70/26,667.90
  6. Step 6: Final answer
    x = 22,169.24

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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.