Home / 31,844.54-47,767.26-12,124.18

Finding the Fourth Proportional to 31,844.54, 47,767.26 and 12,124.18

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Solution

The fourth proportional to 31,844.54, 47,767.26 and 12,124.18 is: 18,186.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.54 : 47,767.26 = 12,124.18 : x
  2. Step 2: Convert to fraction form
    31,844.54/47,767.26 = 12,124.18/x
  3. Step 3: Cross multiply
    31,844.54x = 47,767.26 × 12,124.18
  4. Step 4: Simplify right side
    31,844.54x = 579,138,619.51
  5. Step 5: Solve for x
    x = 579,138,619.51/31,844.54
  6. Step 6: Final answer
    x = 18,186.44

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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.