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Finding the Fourth Proportional to 22,203.99, 33,312.47 and 9,053.91

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Solution

The fourth proportional to 22,203.99, 33,312.47 and 9,053.91 is: 13,583.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.99 : 33,312.47 = 9,053.91 : x
  2. Step 2: Convert to fraction form
    22,203.99/33,312.47 = 9,053.91/x
  3. Step 3: Cross multiply
    22,203.99x = 33,312.47 × 9,053.91
  4. Step 4: Simplify right side
    22,203.99x = 301,608,059.99
  5. Step 5: Solve for x
    x = 301,608,059.99/22,203.99
  6. Step 6: Final answer
    x = 13,583.51

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1.5x scale

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.