Home / 38,910.78-58,365.36-26,399.52

Finding the Fourth Proportional to 38,910.78, 58,365.36 and 26,399.52

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Solution

The fourth proportional to 38,910.78, 58,365.36 and 26,399.52 is: 39,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,910.78 : 58,365.36 = 26,399.52 : x
  2. Step 2: Convert to fraction form
    38,910.78/58,365.36 = 26,399.52/x
  3. Step 3: Cross multiply
    38,910.78x = 58,365.36 × 26,399.52
  4. Step 4: Simplify right side
    38,910.78x = 1,540,817,488.63
  5. Step 5: Solve for x
    x = 1,540,817,488.63/38,910.78
  6. Step 6: Final answer
    x = 39,598.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.