Home / 27,834.37-38,407.25-15,895.18

Finding the Fourth Proportional to 27,834.37, 38,407.25 and 15,895.18

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Solution

The fourth proportional to 27,834.37, 38,407.25 and 15,895.18 is: 21,932.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.37 : 38,407.25 = 15,895.18 : x
  2. Step 2: Convert to fraction form
    27,834.37/38,407.25 = 15,895.18/x
  3. Step 3: Cross multiply
    27,834.37x = 38,407.25 × 15,895.18
  4. Step 4: Simplify right side
    27,834.37x = 610,489,880.54
  5. Step 5: Solve for x
    x = 610,489,880.54/27,834.37
  6. Step 6: Final answer
    x = 21,932.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.