Home / 31,229.88-46,849.72-13,465.59

Finding the Fourth Proportional to 31,229.88, 46,849.72 and 13,465.59

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Solution

The fourth proportional to 31,229.88, 46,849.72 and 13,465.59 is: 20,200.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229.88 : 46,849.72 = 13,465.59 : x
  2. Step 2: Convert to fraction form
    31,229.88/46,849.72 = 13,465.59/x
  3. Step 3: Cross multiply
    31,229.88x = 46,849.72 × 13,465.59
  4. Step 4: Simplify right side
    31,229.88x = 630,859,121.13
  5. Step 5: Solve for x
    x = 630,859,121.13/31,229.88
  6. Step 6: Final answer
    x = 20,200.50

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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.