Home / 13,041.81-17,997.66-7,073.39

Finding the Fourth Proportional to 13,041.81, 17,997.66 and 7,073.39

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Solution

The fourth proportional to 13,041.81, 17,997.66 and 7,073.39 is: 9,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.81 : 17,997.66 = 7,073.39 : x
  2. Step 2: Convert to fraction form
    13,041.81/17,997.66 = 7,073.39/x
  3. Step 3: Cross multiply
    13,041.81x = 17,997.66 × 7,073.39
  4. Step 4: Simplify right side
    13,041.81x = 127,304,513.26
  5. Step 5: Solve for x
    x = 127,304,513.26/13,041.81
  6. Step 6: Final answer
    x = 9,761.26

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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.