Home / 29,139.96-43,684.02-10,667.64

Finding the Fourth Proportional to 29,139.96, 43,684.02 and 10,667.64

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Solution

The fourth proportional to 29,139.96, 43,684.02 and 10,667.64 is: 15,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139.96 : 43,684.02 = 10,667.64 : x
  2. Step 2: Convert to fraction form
    29,139.96/43,684.02 = 10,667.64/x
  3. Step 3: Cross multiply
    29,139.96x = 43,684.02 × 10,667.64
  4. Step 4: Simplify right side
    29,139.96x = 466,005,399.11
  5. Step 5: Solve for x
    x = 466,005,399.11/29,139.96
  6. Step 6: Final answer
    x = 15,991.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.