Home / 25,462.77-38,138.81-15,572.13

Finding the Fourth Proportional to 25,462.77, 38,138.81 and 15,572.13

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Solution

The fourth proportional to 25,462.77, 38,138.81 and 15,572.13 is: 23,324.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,462.77 : 38,138.81 = 15,572.13 : x
  2. Step 2: Convert to fraction form
    25,462.77/38,138.81 = 15,572.13/x
  3. Step 3: Cross multiply
    25,462.77x = 38,138.81 × 15,572.13
  4. Step 4: Simplify right side
    25,462.77x = 593,902,429.50
  5. Step 5: Solve for x
    x = 593,902,429.50/25,462.77
  6. Step 6: Final answer
    x = 23,324.34

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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.