Home / 30,963.46-46,438.98-15,161.68

Finding the Fourth Proportional to 30,963.46, 46,438.98 and 15,161.68

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Solution

The fourth proportional to 30,963.46, 46,438.98 and 15,161.68 is: 22,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963.46 : 46,438.98 = 15,161.68 : x
  2. Step 2: Convert to fraction form
    30,963.46/46,438.98 = 15,161.68/x
  3. Step 3: Cross multiply
    30,963.46x = 46,438.98 × 15,161.68
  4. Step 4: Simplify right side
    30,963.46x = 704,092,954.29
  5. Step 5: Solve for x
    x = 704,092,954.29/30,963.46
  6. Step 6: Final answer
    x = 22,739.48

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1.5x scale

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.