Home / 26,191.45-39,287.55-7,471.49

Finding the Fourth Proportional to 26,191.45, 39,287.55 and 7,471.49

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Solution

The fourth proportional to 26,191.45, 39,287.55 and 7,471.49 is: 11,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.45 : 39,287.55 = 7,471.49 : x
  2. Step 2: Convert to fraction form
    26,191.45/39,287.55 = 7,471.49/x
  3. Step 3: Cross multiply
    26,191.45x = 39,287.55 × 7,471.49
  4. Step 4: Simplify right side
    26,191.45x = 293,536,499.59
  5. Step 5: Solve for x
    x = 293,536,499.59/26,191.45
  6. Step 6: Final answer
    x = 11,207.34

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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.