Home / 43,484.38-65,227.01-13,901.56

Finding the Fourth Proportional to 43,484.38, 65,227.01 and 13,901.56

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Solution

The fourth proportional to 43,484.38, 65,227.01 and 13,901.56 is: 20,852.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,484.38 : 65,227.01 = 13,901.56 : x
  2. Step 2: Convert to fraction form
    43,484.38/65,227.01 = 13,901.56/x
  3. Step 3: Cross multiply
    43,484.38x = 65,227.01 × 13,901.56
  4. Step 4: Simplify right side
    43,484.38x = 906,756,960.56
  5. Step 5: Solve for x
    x = 906,756,960.56/43,484.38
  6. Step 6: Final answer
    x = 20,852.48

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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.