Home / 25,388.70-38,089.62-14,867.61

Finding the Fourth Proportional to 25,388.70, 38,089.62 and 14,867.61

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Solution

The fourth proportional to 25,388.70, 38,089.62 and 14,867.61 is: 22,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.70 : 38,089.62 = 14,867.61 : x
  2. Step 2: Convert to fraction form
    25,388.70/38,089.62 = 14,867.61/x
  3. Step 3: Cross multiply
    25,388.70x = 38,089.62 × 14,867.61
  4. Step 4: Simplify right side
    25,388.70x = 566,301,615.21
  5. Step 5: Solve for x
    x = 566,301,615.21/25,388.70
  6. Step 6: Final answer
    x = 22,305.26

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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.