Home / 27,081.68-37,373.64-15,145.52

Finding the Fourth Proportional to 27,081.68, 37,373.64 and 15,145.52

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Solution

The fourth proportional to 27,081.68, 37,373.64 and 15,145.52 is: 20,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081.68 : 37,373.64 = 15,145.52 : x
  2. Step 2: Convert to fraction form
    27,081.68/37,373.64 = 15,145.52/x
  3. Step 3: Cross multiply
    27,081.68x = 37,373.64 × 15,145.52
  4. Step 4: Simplify right side
    27,081.68x = 566,043,212.09
  5. Step 5: Solve for x
    x = 566,043,212.09/27,081.68
  6. Step 6: Final answer
    x = 20,901.33

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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.