Home / 32,829.87-45,305.17-19,405.96

Finding the Fourth Proportional to 32,829.87, 45,305.17 and 19,405.96

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Solution

The fourth proportional to 32,829.87, 45,305.17 and 19,405.96 is: 26,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,829.87 : 45,305.17 = 19,405.96 : x
  2. Step 2: Convert to fraction form
    32,829.87/45,305.17 = 19,405.96/x
  3. Step 3: Cross multiply
    32,829.87x = 45,305.17 × 19,405.96
  4. Step 4: Simplify right side
    32,829.87x = 879,190,316.81
  5. Step 5: Solve for x
    x = 879,190,316.81/32,829.87
  6. Step 6: Final answer
    x = 26,780.19

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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.