Home / 27,086.08-37,379.34-15,148.12

Finding the Fourth Proportional to 27,086.08, 37,379.34 and 15,148.12

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Solution

The fourth proportional to 27,086.08, 37,379.34 and 15,148.12 is: 20,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.08 : 37,379.34 = 15,148.12 : x
  2. Step 2: Convert to fraction form
    27,086.08/37,379.34 = 15,148.12/x
  3. Step 3: Cross multiply
    27,086.08x = 37,379.34 × 15,148.12
  4. Step 4: Simplify right side
    27,086.08x = 566,226,727.84
  5. Step 5: Solve for x
    x = 566,226,727.84/27,086.08
  6. Step 6: Final answer
    x = 20,904.71

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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.