Home / 31,469.19-43,426.64-17,322.08

Finding the Fourth Proportional to 31,469.19, 43,426.64 and 17,322.08

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Solution

The fourth proportional to 31,469.19, 43,426.64 and 17,322.08 is: 23,904.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469.19 : 43,426.64 = 17,322.08 : x
  2. Step 2: Convert to fraction form
    31,469.19/43,426.64 = 17,322.08/x
  3. Step 3: Cross multiply
    31,469.19x = 43,426.64 × 17,322.08
  4. Step 4: Simplify right side
    31,469.19x = 752,239,428.47
  5. Step 5: Solve for x
    x = 752,239,428.47/31,469.19
  6. Step 6: Final answer
    x = 23,904.00

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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.