Home / 31,278.93-46,920.66-8,792.93

Finding the Fourth Proportional to 31,278.93, 46,920.66 and 8,792.93

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Solution

The fourth proportional to 31,278.93, 46,920.66 and 8,792.93 is: 13,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,278.93 : 46,920.66 = 8,792.93 : x
  2. Step 2: Convert to fraction form
    31,278.93/46,920.66 = 8,792.93/x
  3. Step 3: Cross multiply
    31,278.93x = 46,920.66 × 8,792.93
  4. Step 4: Simplify right side
    31,278.93x = 412,569,844.33
  5. Step 5: Solve for x
    x = 412,569,844.33/31,278.93
  6. Step 6: Final answer
    x = 13,190.02

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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.