Home / 27,474.01-37,920.31-15,541.19

Finding the Fourth Proportional to 27,474.01, 37,920.31 and 15,541.19

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Solution

The fourth proportional to 27,474.01, 37,920.31 and 15,541.19 is: 21,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,474.01 : 37,920.31 = 15,541.19 : x
  2. Step 2: Convert to fraction form
    27,474.01/37,920.31 = 15,541.19/x
  3. Step 3: Cross multiply
    27,474.01x = 37,920.31 × 15,541.19
  4. Step 4: Simplify right side
    27,474.01x = 589,326,552.97
  5. Step 5: Solve for x
    x = 589,326,552.97/27,474.01
  6. Step 6: Final answer
    x = 21,450.33

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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.