Home / 27,005.87-37,264.39-15,066.90

Finding the Fourth Proportional to 27,005.87, 37,264.39 and 15,066.90

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Solution

The fourth proportional to 27,005.87, 37,264.39 and 15,066.90 is: 20,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,005.87 : 37,264.39 = 15,066.90 : x
  2. Step 2: Convert to fraction form
    27,005.87/37,264.39 = 15,066.90/x
  3. Step 3: Cross multiply
    27,005.87x = 37,264.39 × 15,066.90
  4. Step 4: Simplify right side
    27,005.87x = 561,458,800.02
  5. Step 5: Solve for x
    x = 561,458,800.02/27,005.87
  6. Step 6: Final answer
    x = 20,790.25

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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.