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Finding the Fourth Proportional to 24,491.36, 36,740.28 and 7,845.86

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Solution

The fourth proportional to 24,491.36, 36,740.28 and 7,845.86 is: 11,769.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,491.36 : 36,740.28 = 7,845.86 : x
  2. Step 2: Convert to fraction form
    24,491.36/36,740.28 = 7,845.86/x
  3. Step 3: Cross multiply
    24,491.36x = 36,740.28 × 7,845.86
  4. Step 4: Simplify right side
    24,491.36x = 288,259,214.51
  5. Step 5: Solve for x
    x = 288,259,214.51/24,491.36
  6. Step 6: Final answer
    x = 11,769.83

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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.