Home / 29,357.14-43,985.38-19,721.96

Finding the Fourth Proportional to 29,357.14, 43,985.38 and 19,721.96

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Solution

The fourth proportional to 29,357.14, 43,985.38 and 19,721.96 is: 29,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.14 : 43,985.38 = 19,721.96 : x
  2. Step 2: Convert to fraction form
    29,357.14/43,985.38 = 19,721.96/x
  3. Step 3: Cross multiply
    29,357.14x = 43,985.38 × 19,721.96
  4. Step 4: Simplify right side
    29,357.14x = 867,477,904.94
  5. Step 5: Solve for x
    x = 867,477,904.94/29,357.14
  6. Step 6: Final answer
    x = 29,549.13

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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.