Home / 38,679.36-53,367.55-22,760.83

Finding the Fourth Proportional to 38,679.36, 53,367.55 and 22,760.83

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Solution

The fourth proportional to 38,679.36, 53,367.55 and 22,760.83 is: 31,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,679.36 : 53,367.55 = 22,760.83 : x
  2. Step 2: Convert to fraction form
    38,679.36/53,367.55 = 22,760.83/x
  3. Step 3: Cross multiply
    38,679.36x = 53,367.55 × 22,760.83
  4. Step 4: Simplify right side
    38,679.36x = 1,214,689,733.07
  5. Step 5: Solve for x
    x = 1,214,689,733.07/38,679.36
  6. Step 6: Final answer
    x = 31,404.08

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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.