Home / 43,979.36-65,969.01-17,677.95

Finding the Fourth Proportional to 43,979.36, 65,969.01 and 17,677.95

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Solution

The fourth proportional to 43,979.36, 65,969.01 and 17,677.95 is: 26,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,979.36 : 65,969.01 = 17,677.95 : x
  2. Step 2: Convert to fraction form
    43,979.36/65,969.01 = 17,677.95/x
  3. Step 3: Cross multiply
    43,979.36x = 65,969.01 × 17,677.95
  4. Step 4: Simplify right side
    43,979.36x = 1,166,196,563.23
  5. Step 5: Solve for x
    x = 1,166,196,563.23/43,979.36
  6. Step 6: Final answer
    x = 26,516.91

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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.