Home / 27,797.75-38,360.43-15,050.84

Finding the Fourth Proportional to 27,797.75, 38,360.43 and 15,050.84

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Solution

The fourth proportional to 27,797.75, 38,360.43 and 15,050.84 is: 20,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,797.75 : 38,360.43 = 15,050.84 : x
  2. Step 2: Convert to fraction form
    27,797.75/38,360.43 = 15,050.84/x
  3. Step 3: Cross multiply
    27,797.75x = 38,360.43 × 15,050.84
  4. Step 4: Simplify right side
    27,797.75x = 577,356,502.46
  5. Step 5: Solve for x
    x = 577,356,502.46/27,797.75
  6. Step 6: Final answer
    x = 20,769.90

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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.