Home / 25,393.82-35,042.64-14,063.78

Finding the Fourth Proportional to 25,393.82, 35,042.64 and 14,063.78

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Solution

The fourth proportional to 25,393.82, 35,042.64 and 14,063.78 is: 19,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.82 : 35,042.64 = 14,063.78 : x
  2. Step 2: Convert to fraction form
    25,393.82/35,042.64 = 14,063.78/x
  3. Step 3: Cross multiply
    25,393.82x = 35,042.64 × 14,063.78
  4. Step 4: Simplify right side
    25,393.82x = 492,831,979.58
  5. Step 5: Solve for x
    x = 492,831,979.58/25,393.82
  6. Step 6: Final answer
    x = 19,407.56

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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.