Home / 27,741.16-38,282.84-15,165.92

Finding the Fourth Proportional to 27,741.16, 38,282.84 and 15,165.92

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Solution

The fourth proportional to 27,741.16, 38,282.84 and 15,165.92 is: 20,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,741.16 : 38,282.84 = 15,165.92 : x
  2. Step 2: Convert to fraction form
    27,741.16/38,282.84 = 15,165.92/x
  3. Step 3: Cross multiply
    27,741.16x = 38,282.84 × 15,165.92
  4. Step 4: Simplify right side
    27,741.16x = 580,594,488.81
  5. Step 5: Solve for x
    x = 580,594,488.81/27,741.16
  6. Step 6: Final answer
    x = 20,928.99

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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.