Home / 29,273.06-43,909.70-7,086.40

Finding the Fourth Proportional to 29,273.06, 43,909.70 and 7,086.40

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Solution

The fourth proportional to 29,273.06, 43,909.70 and 7,086.40 is: 10,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,273.06 : 43,909.70 = 7,086.40 : x
  2. Step 2: Convert to fraction form
    29,273.06/43,909.70 = 7,086.40/x
  3. Step 3: Cross multiply
    29,273.06x = 43,909.70 × 7,086.40
  4. Step 4: Simplify right side
    29,273.06x = 311,161,443.10
  5. Step 5: Solve for x
    x = 311,161,443.10/29,273.06
  6. Step 6: Final answer
    x = 10,629.62

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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.