Home / 35,286.71-48,693.47-19,371.06

Finding the Fourth Proportional to 35,286.71, 48,693.47 and 19,371.06

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Solution

The fourth proportional to 35,286.71, 48,693.47 and 19,371.06 is: 26,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,286.71 : 48,693.47 = 19,371.06 : x
  2. Step 2: Convert to fraction form
    35,286.71/48,693.47 = 19,371.06/x
  3. Step 3: Cross multiply
    35,286.71x = 48,693.47 × 19,371.06
  4. Step 4: Simplify right side
    35,286.71x = 943,244,177.41
  5. Step 5: Solve for x
    x = 943,244,177.41/35,286.71
  6. Step 6: Final answer
    x = 26,730.86

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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.