Home / 24,398.08-33,669.12-13,219.84

Finding the Fourth Proportional to 24,398.08, 33,669.12 and 13,219.84

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Solution

The fourth proportional to 24,398.08, 33,669.12 and 13,219.84 is: 18,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,398.08 : 33,669.12 = 13,219.84 : x
  2. Step 2: Convert to fraction form
    24,398.08/33,669.12 = 13,219.84/x
  3. Step 3: Cross multiply
    24,398.08x = 33,669.12 × 13,219.84
  4. Step 4: Simplify right side
    24,398.08x = 445,100,379.34
  5. Step 5: Solve for x
    x = 445,100,379.34/24,398.08
  6. Step 6: Final answer
    x = 18,243.25

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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.