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Finding the Fourth Proportional to 44,808.69, 67,213.03 and 13,643.94

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Solution

The fourth proportional to 44,808.69, 67,213.03 and 13,643.94 is: 20,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,808.69 : 67,213.03 = 13,643.94 : x
  2. Step 2: Convert to fraction form
    44,808.69/67,213.03 = 13,643.94/x
  3. Step 3: Cross multiply
    44,808.69x = 67,213.03 × 13,643.94
  4. Step 4: Simplify right side
    44,808.69x = 917,050,414.62
  5. Step 5: Solve for x
    x = 917,050,414.62/44,808.69
  6. Step 6: Final answer
    x = 20,465.91

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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.