Home / 20,050.80-27,606.72-17,659.12

Finding the Fourth Proportional to 20,050.80, 27,606.72 and 17,659.12

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Solution

The fourth proportional to 20,050.80, 27,606.72 and 17,659.12 is: 24,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.80 : 27,606.72 = 17,659.12 : x
  2. Step 2: Convert to fraction form
    20,050.80/27,606.72 = 17,659.12/x
  3. Step 3: Cross multiply
    20,050.80x = 27,606.72 × 17,659.12
  4. Step 4: Simplify right side
    20,050.80x = 487,510,381.29
  5. Step 5: Solve for x
    x = 487,510,381.29/20,050.80
  6. Step 6: Final answer
    x = 24,313.76

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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.