Home / 39,991.96-59,922.24-13,682.35

Finding the Fourth Proportional to 39,991.96, 59,922.24 and 13,682.35

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Solution

The fourth proportional to 39,991.96, 59,922.24 and 13,682.35 is: 20,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,991.96 : 59,922.24 = 13,682.35 : x
  2. Step 2: Convert to fraction form
    39,991.96/59,922.24 = 13,682.35/x
  3. Step 3: Cross multiply
    39,991.96x = 59,922.24 × 13,682.35
  4. Step 4: Simplify right side
    39,991.96x = 819,877,060.46
  5. Step 5: Solve for x
    x = 819,877,060.46/39,991.96
  6. Step 6: Final answer
    x = 20,501.05

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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.