Home / 27,187.08-37,516.24-15,088.21

Finding the Fourth Proportional to 27,187.08, 37,516.24 and 15,088.21

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Solution

The fourth proportional to 27,187.08, 37,516.24 and 15,088.21 is: 20,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.08 : 37,516.24 = 15,088.21 : x
  2. Step 2: Convert to fraction form
    27,187.08/37,516.24 = 15,088.21/x
  3. Step 3: Cross multiply
    27,187.08x = 37,516.24 × 15,088.21
  4. Step 4: Simplify right side
    27,187.08x = 566,052,907.53
  5. Step 5: Solve for x
    x = 566,052,907.53/27,187.08
  6. Step 6: Final answer
    x = 20,820.66

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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.