Home / 24,947.78-34,427.66-15,383.84

Finding the Fourth Proportional to 24,947.78, 34,427.66 and 15,383.84

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Solution

The fourth proportional to 24,947.78, 34,427.66 and 15,383.84 is: 21,229.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,947.78 : 34,427.66 = 15,383.84 : x
  2. Step 2: Convert to fraction form
    24,947.78/34,427.66 = 15,383.84/x
  3. Step 3: Cross multiply
    24,947.78x = 34,427.66 × 15,383.84
  4. Step 4: Simplify right side
    24,947.78x = 529,629,363.96
  5. Step 5: Solve for x
    x = 529,629,363.96/24,947.78
  6. Step 6: Final answer
    x = 21,229.52

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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.