Home / 31,564.06-47,305.17-12,822.14

Finding the Fourth Proportional to 31,564.06, 47,305.17 and 12,822.14

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Solution

The fourth proportional to 31,564.06, 47,305.17 and 12,822.14 is: 19,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.06 : 47,305.17 = 12,822.14 : x
  2. Step 2: Convert to fraction form
    31,564.06/47,305.17 = 12,822.14/x
  3. Step 3: Cross multiply
    31,564.06x = 47,305.17 × 12,822.14
  4. Step 4: Simplify right side
    31,564.06x = 606,553,512.46
  5. Step 5: Solve for x
    x = 606,553,512.46/31,564.06
  6. Step 6: Final answer
    x = 19,216.59

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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.