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Finding the Fourth Proportional to 24,242.99, 33,455.72 and 13,488.71

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Solution

The fourth proportional to 24,242.99, 33,455.72 and 13,488.71 is: 18,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,242.99 : 33,455.72 = 13,488.71 : x
  2. Step 2: Convert to fraction form
    24,242.99/33,455.72 = 13,488.71/x
  3. Step 3: Cross multiply
    24,242.99x = 33,455.72 × 13,488.71
  4. Step 4: Simplify right side
    24,242.99x = 451,274,371.36
  5. Step 5: Solve for x
    x = 451,274,371.36/24,242.99
  6. Step 6: Final answer
    x = 18,614.64

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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.