Home / 31,149.47-46,723.76-14,500.19

Finding the Fourth Proportional to 31,149.47, 46,723.76 and 14,500.19

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Solution

The fourth proportional to 31,149.47, 46,723.76 and 14,500.19 is: 21,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,149.47 : 46,723.76 = 14,500.19 : x
  2. Step 2: Convert to fraction form
    31,149.47/46,723.76 = 14,500.19/x
  3. Step 3: Cross multiply
    31,149.47x = 46,723.76 × 14,500.19
  4. Step 4: Simplify right side
    31,149.47x = 677,503,375.36
  5. Step 5: Solve for x
    x = 677,503,375.36/31,149.47
  6. Step 6: Final answer
    x = 21,750.08

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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.