Home / 30,535.70-45,701.49-17,384.54

Finding the Fourth Proportional to 30,535.70, 45,701.49 and 17,384.54

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Solution

The fourth proportional to 30,535.70, 45,701.49 and 17,384.54 is: 26,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,535.70 : 45,701.49 = 17,384.54 : x
  2. Step 2: Convert to fraction form
    30,535.70/45,701.49 = 17,384.54/x
  3. Step 3: Cross multiply
    30,535.70x = 45,701.49 × 17,384.54
  4. Step 4: Simplify right side
    30,535.70x = 794,499,380.96
  5. Step 5: Solve for x
    x = 794,499,380.96/30,535.70
  6. Step 6: Final answer
    x = 26,018.71

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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.