Home / 27,968.15-41,959.53-10,438.13

Finding the Fourth Proportional to 27,968.15, 41,959.53 and 10,438.13

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Solution

The fourth proportional to 27,968.15, 41,959.53 and 10,438.13 is: 15,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968.15 : 41,959.53 = 10,438.13 : x
  2. Step 2: Convert to fraction form
    27,968.15/41,959.53 = 10,438.13/x
  3. Step 3: Cross multiply
    27,968.15x = 41,959.53 × 10,438.13
  4. Step 4: Simplify right side
    27,968.15x = 437,978,819.08
  5. Step 5: Solve for x
    x = 437,978,819.08/27,968.15
  6. Step 6: Final answer
    x = 15,659.92

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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.