Home / 27,893.46-38,492.84-15,146.54

Finding the Fourth Proportional to 27,893.46, 38,492.84 and 15,146.54

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Solution

The fourth proportional to 27,893.46, 38,492.84 and 15,146.54 is: 20,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,893.46 : 38,492.84 = 15,146.54 : x
  2. Step 2: Convert to fraction form
    27,893.46/38,492.84 = 15,146.54/x
  3. Step 3: Cross multiply
    27,893.46x = 38,492.84 × 15,146.54
  4. Step 4: Simplify right side
    27,893.46x = 583,033,169.01
  5. Step 5: Solve for x
    x = 583,033,169.01/27,893.46
  6. Step 6: Final answer
    x = 20,902.14

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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.