Home / 38,345.96-57,490.25-25,830.86

Finding the Fourth Proportional to 38,345.96, 57,490.25 and 25,830.86

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Solution

The fourth proportional to 38,345.96, 57,490.25 and 25,830.86 is: 38,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,345.96 : 57,490.25 = 25,830.86 : x
  2. Step 2: Convert to fraction form
    38,345.96/57,490.25 = 25,830.86/x
  3. Step 3: Cross multiply
    38,345.96x = 57,490.25 × 25,830.86
  4. Step 4: Simplify right side
    38,345.96x = 1,485,022,182.51
  5. Step 5: Solve for x
    x = 1,485,022,182.51/38,345.96
  6. Step 6: Final answer
    x = 38,726.96

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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.