Home / 31,578.78-47,323.08-23,193.03

Finding the Fourth Proportional to 31,578.78, 47,323.08 and 23,193.03

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Solution

The fourth proportional to 31,578.78, 47,323.08 and 23,193.03 is: 34,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,578.78 : 47,323.08 = 23,193.03 : x
  2. Step 2: Convert to fraction form
    31,578.78/47,323.08 = 23,193.03/x
  3. Step 3: Cross multiply
    31,578.78x = 47,323.08 × 23,193.03
  4. Step 4: Simplify right side
    31,578.78x = 1,097,565,614.13
  5. Step 5: Solve for x
    x = 1,097,565,614.13/31,578.78
  6. Step 6: Final answer
    x = 34,756.43

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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.