Home / 46,932.91-70,408.56-20,637.58

Finding the Fourth Proportional to 46,932.91, 70,408.56 and 20,637.58

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Solution

The fourth proportional to 46,932.91, 70,408.56 and 20,637.58 is: 30,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,932.91 : 70,408.56 = 20,637.58 : x
  2. Step 2: Convert to fraction form
    46,932.91/70,408.56 = 20,637.58/x
  3. Step 3: Cross multiply
    46,932.91x = 70,408.56 × 20,637.58
  4. Step 4: Simplify right side
    46,932.91x = 1,453,062,289.68
  5. Step 5: Solve for x
    x = 1,453,062,289.68/46,932.91
  6. Step 6: Final answer
    x = 30,960.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.