Home / 31,398.26-47,055.69-23,039.15

Finding the Fourth Proportional to 31,398.26, 47,055.69 and 23,039.15

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Solution

The fourth proportional to 31,398.26, 47,055.69 and 23,039.15 is: 34,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,398.26 : 47,055.69 = 23,039.15 : x
  2. Step 2: Convert to fraction form
    31,398.26/47,055.69 = 23,039.15/x
  3. Step 3: Cross multiply
    31,398.26x = 47,055.69 × 23,039.15
  4. Step 4: Simplify right side
    31,398.26x = 1,084,122,864.99
  5. Step 5: Solve for x
    x = 1,084,122,864.99/31,398.26
  6. Step 6: Final answer
    x = 34,528.12

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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.