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Finding the Fourth Proportional to 24,060.81, 36,078.90 and 12,822.54

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Solution

The fourth proportional to 24,060.81, 36,078.90 and 12,822.54 is: 19,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,060.81 : 36,078.90 = 12,822.54 : x
  2. Step 2: Convert to fraction form
    24,060.81/36,078.90 = 12,822.54/x
  3. Step 3: Cross multiply
    24,060.81x = 36,078.90 × 12,822.54
  4. Step 4: Simplify right side
    24,060.81x = 462,623,138.41
  5. Step 5: Solve for x
    x = 462,623,138.41/24,060.81
  6. Step 6: Final answer
    x = 19,227.25

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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.