Home / 29,021.64-43,444.98-19,129.92

Finding the Fourth Proportional to 29,021.64, 43,444.98 and 19,129.92

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Solution

The fourth proportional to 29,021.64, 43,444.98 and 19,129.92 is: 28,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.64 : 43,444.98 = 19,129.92 : x
  2. Step 2: Convert to fraction form
    29,021.64/43,444.98 = 19,129.92/x
  3. Step 3: Cross multiply
    29,021.64x = 43,444.98 × 19,129.92
  4. Step 4: Simplify right side
    29,021.64x = 831,098,991.80
  5. Step 5: Solve for x
    x = 831,098,991.80/29,021.64
  6. Step 6: Final answer
    x = 28,637.22

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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.