Home / 38,726.30-53,442.59-25,289.62

Finding the Fourth Proportional to 38,726.30, 53,442.59 and 25,289.62

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Solution

The fourth proportional to 38,726.30, 53,442.59 and 25,289.62 is: 34,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726.30 : 53,442.59 = 25,289.62 : x
  2. Step 2: Convert to fraction form
    38,726.30/53,442.59 = 25,289.62/x
  3. Step 3: Cross multiply
    38,726.30x = 53,442.59 × 25,289.62
  4. Step 4: Simplify right side
    38,726.30x = 1,351,542,532.86
  5. Step 5: Solve for x
    x = 1,351,542,532.86/38,726.30
  6. Step 6: Final answer
    x = 34,899.86

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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.