Home / 31,192.74-43,045.92-17,764.00

Finding the Fourth Proportional to 31,192.74, 43,045.92 and 17,764.00

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Solution

The fourth proportional to 31,192.74, 43,045.92 and 17,764.00 is: 24,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.74 : 43,045.92 = 17,764.00 : x
  2. Step 2: Convert to fraction form
    31,192.74/43,045.92 = 17,764.00/x
  3. Step 3: Cross multiply
    31,192.74x = 43,045.92 × 17,764.00
  4. Step 4: Simplify right side
    31,192.74x = 764,667,615.27
  5. Step 5: Solve for x
    x = 764,667,615.27/31,192.74
  6. Step 6: Final answer
    x = 24,514.28

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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.