Home / 31,463.82-43,419.51-17,316.54

Finding the Fourth Proportional to 31,463.82, 43,419.51 and 17,316.54

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Solution

The fourth proportional to 31,463.82, 43,419.51 and 17,316.54 is: 23,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,463.82 : 43,419.51 = 17,316.54 : x
  2. Step 2: Convert to fraction form
    31,463.82/43,419.51 = 17,316.54/x
  3. Step 3: Cross multiply
    31,463.82x = 43,419.51 × 17,316.54
  4. Step 4: Simplify right side
    31,463.82x = 751,875,681.70
  5. Step 5: Solve for x
    x = 751,875,681.70/31,463.82
  6. Step 6: Final answer
    x = 23,896.52

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1.5x scale

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.