Home / 27,016.13-37,286.57-15,838.13

Finding the Fourth Proportional to 27,016.13, 37,286.57 and 15,838.13

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Solution

The fourth proportional to 27,016.13, 37,286.57 and 15,838.13 is: 21,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,016.13 : 37,286.57 = 15,838.13 : x
  2. Step 2: Convert to fraction form
    27,016.13/37,286.57 = 15,838.13/x
  3. Step 3: Cross multiply
    27,016.13x = 37,286.57 × 15,838.13
  4. Step 4: Simplify right side
    27,016.13x = 590,549,396.08
  5. Step 5: Solve for x
    x = 590,549,396.08/27,016.13
  6. Step 6: Final answer
    x = 21,859.15

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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.