Home / 31,999.58-44,159.11-17,659.54

Finding the Fourth Proportional to 31,999.58, 44,159.11 and 17,659.54

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Solution

The fourth proportional to 31,999.58, 44,159.11 and 17,659.54 is: 24,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999.58 : 44,159.11 = 17,659.54 : x
  2. Step 2: Convert to fraction form
    31,999.58/44,159.11 = 17,659.54/x
  3. Step 3: Cross multiply
    31,999.58x = 44,159.11 × 17,659.54
  4. Step 4: Simplify right side
    31,999.58x = 779,829,481.11
  5. Step 5: Solve for x
    x = 779,829,481.11/31,999.58
  6. Step 6: Final answer
    x = 24,369.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.