Home / 31,084.68-46,626.66-18,608.18

Finding the Fourth Proportional to 31,084.68, 46,626.66 and 18,608.18

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Solution

The fourth proportional to 31,084.68, 46,626.66 and 18,608.18 is: 27,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084.68 : 46,626.66 = 18,608.18 : x
  2. Step 2: Convert to fraction form
    31,084.68/46,626.66 = 18,608.18/x
  3. Step 3: Cross multiply
    31,084.68x = 46,626.66 × 18,608.18
  4. Step 4: Simplify right side
    31,084.68x = 867,637,282.08
  5. Step 5: Solve for x
    x = 867,637,282.08/31,084.68
  6. Step 6: Final answer
    x = 27,912.05

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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.