Home / 25,379.11-37,988.70-22,704.48

Finding the Fourth Proportional to 25,379.11, 37,988.70 and 22,704.48

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Solution

The fourth proportional to 25,379.11, 37,988.70 and 22,704.48 is: 33,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.11 : 37,988.70 = 22,704.48 : x
  2. Step 2: Convert to fraction form
    25,379.11/37,988.70 = 22,704.48/x
  3. Step 3: Cross multiply
    25,379.11x = 37,988.70 × 22,704.48
  4. Step 4: Simplify right side
    25,379.11x = 862,513,536.92
  5. Step 5: Solve for x
    x = 862,513,536.92/25,379.11
  6. Step 6: Final answer
    x = 33,985.17

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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.