Home / 27,674.51-38,190.69-15,099.26

Finding the Fourth Proportional to 27,674.51, 38,190.69 and 15,099.26

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Solution

The fourth proportional to 27,674.51, 38,190.69 and 15,099.26 is: 20,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,674.51 : 38,190.69 = 15,099.26 : x
  2. Step 2: Convert to fraction form
    27,674.51/38,190.69 = 15,099.26/x
  3. Step 3: Cross multiply
    27,674.51x = 38,190.69 × 15,099.26
  4. Step 4: Simplify right side
    27,674.51x = 576,650,966.94
  5. Step 5: Solve for x
    x = 576,650,966.94/27,674.51
  6. Step 6: Final answer
    x = 20,836.90

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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.