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Finding the Fourth Proportional to 24,438.48, 36,659.78 and 7,800.89

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Solution

The fourth proportional to 24,438.48, 36,659.78 and 7,800.89 is: 11,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,438.48 : 36,659.78 = 7,800.89 : x
  2. Step 2: Convert to fraction form
    24,438.48/36,659.78 = 7,800.89/x
  3. Step 3: Cross multiply
    24,438.48x = 36,659.78 × 7,800.89
  4. Step 4: Simplify right side
    24,438.48x = 285,978,688.90
  5. Step 5: Solve for x
    x = 285,978,688.90/24,438.48
  6. Step 6: Final answer
    x = 11,701.98

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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.