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Finding the Fourth Proportional to 24,388.97, 33,656.72 and 13,210.97

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Solution

The fourth proportional to 24,388.97, 33,656.72 and 13,210.97 is: 18,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,388.97 : 33,656.72 = 13,210.97 : x
  2. Step 2: Convert to fraction form
    24,388.97/33,656.72 = 13,210.97/x
  3. Step 3: Cross multiply
    24,388.97x = 33,656.72 × 13,210.97
  4. Step 4: Simplify right side
    24,388.97x = 444,637,683.88
  5. Step 5: Solve for x
    x = 444,637,683.88/24,388.97
  6. Step 6: Final answer
    x = 18,231.10

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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.