Home / 29,112.79-40,179.89-16,367.02

Finding the Fourth Proportional to 29,112.79, 40,179.89 and 16,367.02

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Solution

The fourth proportional to 29,112.79, 40,179.89 and 16,367.02 is: 22,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.79 : 40,179.89 = 16,367.02 : x
  2. Step 2: Convert to fraction form
    29,112.79/40,179.89 = 16,367.02/x
  3. Step 3: Cross multiply
    29,112.79x = 40,179.89 × 16,367.02
  4. Step 4: Simplify right side
    29,112.79x = 657,625,154.37
  5. Step 5: Solve for x
    x = 657,625,154.37/29,112.79
  6. Step 6: Final answer
    x = 22,588.88

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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.