Home / 24,149.49-33,328.74-13,539.12

Finding the Fourth Proportional to 24,149.49, 33,328.74 and 13,539.12

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Solution

The fourth proportional to 24,149.49, 33,328.74 and 13,539.12 is: 18,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,149.49 : 33,328.74 = 13,539.12 : x
  2. Step 2: Convert to fraction form
    24,149.49/33,328.74 = 13,539.12/x
  3. Step 3: Cross multiply
    24,149.49x = 33,328.74 × 13,539.12
  4. Step 4: Simplify right side
    24,149.49x = 451,241,979.23
  5. Step 5: Solve for x
    x = 451,241,979.23/24,149.49
  6. Step 6: Final answer
    x = 18,685.36

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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.