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Finding the Fourth Proportional to 29,456.80, 44,228.40 and 22,890.40

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Solution

The fourth proportional to 29,456.80, 44,228.40 and 22,890.40 is: 34,369.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,456.80 : 44,228.40 = 22,890.40 : x
  2. Step 2: Convert to fraction form
    29,456.80/44,228.40 = 22,890.40/x
  3. Step 3: Cross multiply
    29,456.80x = 44,228.40 × 22,890.40
  4. Step 4: Simplify right side
    29,456.80x = 1,012,405,767.36
  5. Step 5: Solve for x
    x = 1,012,405,767.36/29,456.80
  6. Step 6: Final answer
    x = 34,369.17

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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.