Home / 24,478.58-33,781.38-13,300.58

Finding the Fourth Proportional to 24,478.58, 33,781.38 and 13,300.58

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Solution

The fourth proportional to 24,478.58, 33,781.38 and 13,300.58 is: 18,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.58 : 33,781.38 = 13,300.58 : x
  2. Step 2: Convert to fraction form
    24,478.58/33,781.38 = 13,300.58/x
  3. Step 3: Cross multiply
    24,478.58x = 33,781.38 × 13,300.58
  4. Step 4: Simplify right side
    24,478.58x = 449,311,947.20
  5. Step 5: Solve for x
    x = 449,311,947.20/24,478.58
  6. Step 6: Final answer
    x = 18,355.31

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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.