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Finding the Fourth Proportional to 24,365.81, 33,624.82 and 13,187.81

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Solution

The fourth proportional to 24,365.81, 33,624.82 and 13,187.81 is: 18,199.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,365.81 : 33,624.82 = 13,187.81 : x
  2. Step 2: Convert to fraction form
    24,365.81/33,624.82 = 13,187.81/x
  3. Step 3: Cross multiply
    24,365.81x = 33,624.82 × 13,187.81
  4. Step 4: Simplify right side
    24,365.81x = 443,437,837.99
  5. Step 5: Solve for x
    x = 443,437,837.99/24,365.81
  6. Step 6: Final answer
    x = 18,199.18

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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.