Home / 31,163.95-43,006.70-17,016.49

Finding the Fourth Proportional to 31,163.95, 43,006.70 and 17,016.49

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Solution

The fourth proportional to 31,163.95, 43,006.70 and 17,016.49 is: 23,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.95 : 43,006.70 = 17,016.49 : x
  2. Step 2: Convert to fraction form
    31,163.95/43,006.70 = 17,016.49/x
  3. Step 3: Cross multiply
    31,163.95x = 43,006.70 × 17,016.49
  4. Step 4: Simplify right side
    31,163.95x = 731,823,080.48
  5. Step 5: Solve for x
    x = 731,823,080.48/31,163.95
  6. Step 6: Final answer
    x = 23,483.00

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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.