Home / 45,384.64-62,631.36-25,512.64

Finding the Fourth Proportional to 45,384.64, 62,631.36 and 25,512.64

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Solution

The fourth proportional to 45,384.64, 62,631.36 and 25,512.64 is: 35,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.64 : 62,631.36 = 25,512.64 : x
  2. Step 2: Convert to fraction form
    45,384.64/62,631.36 = 25,512.64/x
  3. Step 3: Cross multiply
    45,384.64x = 62,631.36 × 25,512.64
  4. Step 4: Simplify right side
    45,384.64x = 1,597,891,340.39
  5. Step 5: Solve for x
    x = 1,597,891,340.39/45,384.64
  6. Step 6: Final answer
    x = 35,207.76

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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.