Home / 34,617.96-47,765.28-21,192.12

Finding the Fourth Proportional to 34,617.96, 47,765.28 and 21,192.12

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Solution

The fourth proportional to 34,617.96, 47,765.28 and 21,192.12 is: 29,240.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,617.96 : 47,765.28 = 21,192.12 : x
  2. Step 2: Convert to fraction form
    34,617.96/47,765.28 = 21,192.12/x
  3. Step 3: Cross multiply
    34,617.96x = 47,765.28 × 21,192.12
  4. Step 4: Simplify right side
    34,617.96x = 1,012,247,545.59
  5. Step 5: Solve for x
    x = 1,012,247,545.59/34,617.96
  6. Step 6: Final answer
    x = 29,240.53

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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.