Home / 27,901.14-41,851.71-12,315.66

Finding the Fourth Proportional to 27,901.14, 41,851.71 and 12,315.66

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Solution

The fourth proportional to 27,901.14, 41,851.71 and 12,315.66 is: 18,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,901.14 : 41,851.71 = 12,315.66 : x
  2. Step 2: Convert to fraction form
    27,901.14/41,851.71 = 12,315.66/x
  3. Step 3: Cross multiply
    27,901.14x = 41,851.71 × 12,315.66
  4. Step 4: Simplify right side
    27,901.14x = 515,431,295.36
  5. Step 5: Solve for x
    x = 515,431,295.36/27,901.14
  6. Step 6: Final answer
    x = 18,473.49

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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.