Home / 31,557.27-47,290.80-23,171.49

Finding the Fourth Proportional to 31,557.27, 47,290.80 and 23,171.49

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Solution

The fourth proportional to 31,557.27, 47,290.80 and 23,171.49 is: 34,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,557.27 : 47,290.80 = 23,171.49 : x
  2. Step 2: Convert to fraction form
    31,557.27/47,290.80 = 23,171.49/x
  3. Step 3: Cross multiply
    31,557.27x = 47,290.80 × 23,171.49
  4. Step 4: Simplify right side
    31,557.27x = 1,095,798,299.29
  5. Step 5: Solve for x
    x = 1,095,798,299.29/31,557.27
  6. Step 6: Final answer
    x = 34,724.12

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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.