Home / 38,866.95-53,645.91-25,470.63

Finding the Fourth Proportional to 38,866.95, 53,645.91 and 25,470.63

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Solution

The fourth proportional to 38,866.95, 53,645.91 and 25,470.63 is: 35,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.95 : 53,645.91 = 25,470.63 : x
  2. Step 2: Convert to fraction form
    38,866.95/53,645.91 = 25,470.63/x
  3. Step 3: Cross multiply
    38,866.95x = 53,645.91 × 25,470.63
  4. Step 4: Simplify right side
    38,866.95x = 1,366,395,124.62
  5. Step 5: Solve for x
    x = 1,366,395,124.62/38,866.95
  6. Step 6: Final answer
    x = 35,155.71

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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.