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Finding the Fourth Proportional to 46,503.92, 69,662.46 and 21,508.96

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Solution

The fourth proportional to 46,503.92, 69,662.46 and 21,508.96 is: 32,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,503.92 : 69,662.46 = 21,508.96 : x
  2. Step 2: Convert to fraction form
    46,503.92/69,662.46 = 21,508.96/x
  3. Step 3: Cross multiply
    46,503.92x = 69,662.46 × 21,508.96
  4. Step 4: Simplify right side
    46,503.92x = 1,498,367,065.64
  5. Step 5: Solve for x
    x = 1,498,367,065.64/46,503.92
  6. Step 6: Final answer
    x = 32,220.23

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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.