Home / 31,183.84-46,791.40-14,545.18

Finding the Fourth Proportional to 31,183.84, 46,791.40 and 14,545.18

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Solution

The fourth proportional to 31,183.84, 46,791.40 and 14,545.18 is: 21,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.84 : 46,791.40 = 14,545.18 : x
  2. Step 2: Convert to fraction form
    31,183.84/46,791.40 = 14,545.18/x
  3. Step 3: Cross multiply
    31,183.84x = 46,791.40 × 14,545.18
  4. Step 4: Simplify right side
    31,183.84x = 680,589,335.45
  5. Step 5: Solve for x
    x = 680,589,335.45/31,183.84
  6. Step 6: Final answer
    x = 21,825.07

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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.