Home / 31,555.27-47,287.80-23,169.49

Finding the Fourth Proportional to 31,555.27, 47,287.80 and 23,169.49

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Solution

The fourth proportional to 31,555.27, 47,287.80 and 23,169.49 is: 34,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,555.27 : 47,287.80 = 23,169.49 : x
  2. Step 2: Convert to fraction form
    31,555.27/47,287.80 = 23,169.49/x
  3. Step 3: Cross multiply
    31,555.27x = 47,287.80 × 23,169.49
  4. Step 4: Simplify right side
    31,555.27x = 1,095,634,357.00
  5. Step 5: Solve for x
    x = 1,095,634,357.00/31,555.27
  6. Step 6: Final answer
    x = 34,721.12

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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.