Home / 27,055.47-37,335.83-15,118.90

Finding the Fourth Proportional to 27,055.47, 37,335.83 and 15,118.90

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Solution

The fourth proportional to 27,055.47, 37,335.83 and 15,118.90 is: 20,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.47 : 37,335.83 = 15,118.90 : x
  2. Step 2: Convert to fraction form
    27,055.47/37,335.83 = 15,118.90/x
  3. Step 3: Cross multiply
    27,055.47x = 37,335.83 × 15,118.90
  4. Step 4: Simplify right side
    27,055.47x = 564,476,680.19
  5. Step 5: Solve for x
    x = 564,476,680.19/27,055.47
  6. Step 6: Final answer
    x = 20,863.68

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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.