Home / 38,911.78-58,366.86-26,400.52

Finding the Fourth Proportional to 38,911.78, 58,366.86 and 26,400.52

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Solution

The fourth proportional to 38,911.78, 58,366.86 and 26,400.52 is: 39,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,911.78 : 58,366.86 = 26,400.52 : x
  2. Step 2: Convert to fraction form
    38,911.78/58,366.86 = 26,400.52/x
  3. Step 3: Cross multiply
    38,911.78x = 58,366.86 × 26,400.52
  4. Step 4: Simplify right side
    38,911.78x = 1,540,915,454.77
  5. Step 5: Solve for x
    x = 1,540,915,454.77/38,911.78
  6. Step 6: Final answer
    x = 39,600.23

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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.