Home / 29,161.99-40,243.56-17,064.80

Finding the Fourth Proportional to 29,161.99, 40,243.56 and 17,064.80

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Solution

The fourth proportional to 29,161.99, 40,243.56 and 17,064.80 is: 23,549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,161.99 : 40,243.56 = 17,064.80 : x
  2. Step 2: Convert to fraction form
    29,161.99/40,243.56 = 17,064.80/x
  3. Step 3: Cross multiply
    29,161.99x = 40,243.56 × 17,064.80
  4. Step 4: Simplify right side
    29,161.99x = 686,748,142.66
  5. Step 5: Solve for x
    x = 686,748,142.66/29,161.99
  6. Step 6: Final answer
    x = 23,549.43

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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.