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Finding the Fourth Proportional to 29,778.40, 44,667.60 and 26,552.80

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Solution

The fourth proportional to 29,778.40, 44,667.60 and 26,552.80 is: 39,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,778.40 : 44,667.60 = 26,552.80 : x
  2. Step 2: Convert to fraction form
    29,778.40/44,667.60 = 26,552.80/x
  3. Step 3: Cross multiply
    29,778.40x = 44,667.60 × 26,552.80
  4. Step 4: Simplify right side
    29,778.40x = 1,186,049,849.28
  5. Step 5: Solve for x
    x = 1,186,049,849.28/29,778.40
  6. Step 6: Final answer
    x = 39,829.20

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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.