Home / 19,487.99-29,220.32-9,473.03

Finding the Fourth Proportional to 19,487.99, 29,220.32 and 9,473.03

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Solution

The fourth proportional to 19,487.99, 29,220.32 and 9,473.03 is: 14,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.99 : 29,220.32 = 9,473.03 : x
  2. Step 2: Convert to fraction form
    19,487.99/29,220.32 = 9,473.03/x
  3. Step 3: Cross multiply
    19,487.99x = 29,220.32 × 9,473.03
  4. Step 4: Simplify right side
    19,487.99x = 276,804,846.30
  5. Step 5: Solve for x
    x = 276,804,846.30/19,487.99
  6. Step 6: Final answer
    x = 14,203.87

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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.