Home / 29,162.13-40,243.26-16,241.28

Finding the Fourth Proportional to 29,162.13, 40,243.26 and 16,241.28

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Solution

The fourth proportional to 29,162.13, 40,243.26 and 16,241.28 is: 22,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162.13 : 40,243.26 = 16,241.28 : x
  2. Step 2: Convert to fraction form
    29,162.13/40,243.26 = 16,241.28/x
  3. Step 3: Cross multiply
    29,162.13x = 40,243.26 × 16,241.28
  4. Step 4: Simplify right side
    29,162.13x = 653,602,053.77
  5. Step 5: Solve for x
    x = 653,602,053.77/29,162.13
  6. Step 6: Final answer
    x = 22,412.70

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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.