Home / 29,102.68-40,166.28-17,167.36

Finding the Fourth Proportional to 29,102.68, 40,166.28 and 17,167.36

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Solution

The fourth proportional to 29,102.68, 40,166.28 and 17,167.36 is: 23,693.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.68 : 40,166.28 = 17,167.36 : x
  2. Step 2: Convert to fraction form
    29,102.68/40,166.28 = 17,167.36/x
  3. Step 3: Cross multiply
    29,102.68x = 40,166.28 × 17,167.36
  4. Step 4: Simplify right side
    29,102.68x = 689,548,988.62
  5. Step 5: Solve for x
    x = 689,548,988.62/29,102.68
  6. Step 6: Final answer
    x = 23,693.66

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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.