Home / 31,844.61-47,763.14-10,784.61

Finding the Fourth Proportional to 31,844.61, 47,763.14 and 10,784.61

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Solution

The fourth proportional to 31,844.61, 47,763.14 and 10,784.61 is: 16,175.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.61 : 47,763.14 = 10,784.61 : x
  2. Step 2: Convert to fraction form
    31,844.61/47,763.14 = 10,784.61/x
  3. Step 3: Cross multiply
    31,844.61x = 47,763.14 × 10,784.61
  4. Step 4: Simplify right side
    31,844.61x = 515,106,783.35
  5. Step 5: Solve for x
    x = 515,106,783.35/31,844.61
  6. Step 6: Final answer
    x = 16,175.63

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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.