Home / 31,822.08-47,738.24-11,051.52

Finding the Fourth Proportional to 31,822.08, 47,738.24 and 11,051.52

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Solution

The fourth proportional to 31,822.08, 47,738.24 and 11,051.52 is: 16,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.08 : 47,738.24 = 11,051.52 : x
  2. Step 2: Convert to fraction form
    31,822.08/47,738.24 = 11,051.52/x
  3. Step 3: Cross multiply
    31,822.08x = 47,738.24 × 11,051.52
  4. Step 4: Simplify right side
    31,822.08x = 527,580,114.12
  5. Step 5: Solve for x
    x = 527,580,114.12/31,822.08
  6. Step 6: Final answer
    x = 16,579.06

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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.