Home / 13,294.87-19,943.21-4,526.82

Finding the Fourth Proportional to 13,294.87, 19,943.21 and 4,526.82

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Solution

The fourth proportional to 13,294.87, 19,943.21 and 4,526.82 is: 6,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.87 : 19,943.21 = 4,526.82 : x
  2. Step 2: Convert to fraction form
    13,294.87/19,943.21 = 4,526.82/x
  3. Step 3: Cross multiply
    13,294.87x = 19,943.21 × 4,526.82
  4. Step 4: Simplify right side
    13,294.87x = 90,279,333.21
  5. Step 5: Solve for x
    x = 90,279,333.21/13,294.87
  6. Step 6: Final answer
    x = 6,790.54

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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.