Home / 27,187.58-37,516.94-15,088.71

Finding the Fourth Proportional to 27,187.58, 37,516.94 and 15,088.71

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Solution

The fourth proportional to 27,187.58, 37,516.94 and 15,088.71 is: 20,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.58 : 37,516.94 = 15,088.71 : x
  2. Step 2: Convert to fraction form
    27,187.58/37,516.94 = 15,088.71/x
  3. Step 3: Cross multiply
    27,187.58x = 37,516.94 × 15,088.71
  4. Step 4: Simplify right side
    27,187.58x = 566,082,152.30
  5. Step 5: Solve for x
    x = 566,082,152.30/27,187.58
  6. Step 6: Final answer
    x = 20,821.36

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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.