Home / 17,331.71-23,918.96-13,075.29

Finding the Fourth Proportional to 17,331.71, 23,918.96 and 13,075.29

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Solution

The fourth proportional to 17,331.71, 23,918.96 and 13,075.29 is: 18,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.71 : 23,918.96 = 13,075.29 : x
  2. Step 2: Convert to fraction form
    17,331.71/23,918.96 = 13,075.29/x
  3. Step 3: Cross multiply
    17,331.71x = 23,918.96 × 13,075.29
  4. Step 4: Simplify right side
    17,331.71x = 312,747,371.19
  5. Step 5: Solve for x
    x = 312,747,371.19/17,331.71
  6. Step 6: Final answer
    x = 18,044.81

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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.