Home / 25,737.48-38,540.07-17,828.70

Finding the Fourth Proportional to 25,737.48, 38,540.07 and 17,828.70

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Solution

The fourth proportional to 25,737.48, 38,540.07 and 17,828.70 is: 26,697.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.48 : 38,540.07 = 17,828.70 : x
  2. Step 2: Convert to fraction form
    25,737.48/38,540.07 = 17,828.70/x
  3. Step 3: Cross multiply
    25,737.48x = 38,540.07 × 17,828.70
  4. Step 4: Simplify right side
    25,737.48x = 687,119,346.01
  5. Step 5: Solve for x
    x = 687,119,346.01/25,737.48
  6. Step 6: Final answer
    x = 26,697.23

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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.