Home / 34,909.05-48,174.70-18,993.62

Finding the Fourth Proportional to 34,909.05, 48,174.70 and 18,993.62

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Solution

The fourth proportional to 34,909.05, 48,174.70 and 18,993.62 is: 26,211.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,909.05 : 48,174.70 = 18,993.62 : x
  2. Step 2: Convert to fraction form
    34,909.05/48,174.70 = 18,993.62/x
  3. Step 3: Cross multiply
    34,909.05x = 48,174.70 × 18,993.62
  4. Step 4: Simplify right side
    34,909.05x = 915,011,945.41
  5. Step 5: Solve for x
    x = 915,011,945.41/34,909.05
  6. Step 6: Final answer
    x = 26,211.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.