Home / 27,813.06-38,382.24-15,066.24

Finding the Fourth Proportional to 27,813.06, 38,382.24 and 15,066.24

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Solution

The fourth proportional to 27,813.06, 38,382.24 and 15,066.24 is: 20,791.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,813.06 : 38,382.24 = 15,066.24 : x
  2. Step 2: Convert to fraction form
    27,813.06/38,382.24 = 15,066.24/x
  3. Step 3: Cross multiply
    27,813.06x = 38,382.24 × 15,066.24
  4. Step 4: Simplify right side
    27,813.06x = 578,276,039.58
  5. Step 5: Solve for x
    x = 578,276,039.58/27,813.06
  6. Step 6: Final answer
    x = 20,791.53

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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.