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Finding the Fourth Proportional to 22,393.45, 33,580.45 and 6,807.43

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Solution

The fourth proportional to 22,393.45, 33,580.45 and 6,807.43 is: 10,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393.45 : 33,580.45 = 6,807.43 : x
  2. Step 2: Convert to fraction form
    22,393.45/33,580.45 = 6,807.43/x
  3. Step 3: Cross multiply
    22,393.45x = 33,580.45 × 6,807.43
  4. Step 4: Simplify right side
    22,393.45x = 228,596,562.74
  5. Step 5: Solve for x
    x = 228,596,562.74/22,393.45
  6. Step 6: Final answer
    x = 10,208.19

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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.