Home / 34,322.70-47,357.17-19,973.85

Finding the Fourth Proportional to 34,322.70, 47,357.17 and 19,973.85

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Solution

The fourth proportional to 34,322.70, 47,357.17 and 19,973.85 is: 27,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,322.70 : 47,357.17 = 19,973.85 : x
  2. Step 2: Convert to fraction form
    34,322.70/47,357.17 = 19,973.85/x
  3. Step 3: Cross multiply
    34,322.70x = 47,357.17 × 19,973.85
  4. Step 4: Simplify right side
    34,322.70x = 945,904,773.22
  5. Step 5: Solve for x
    x = 945,904,773.22/34,322.70
  6. Step 6: Final answer
    x = 27,559.16

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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.