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Finding the Fourth Proportional to 44,583, 66,884.82 and 12,993.81

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Solution

The fourth proportional to 44,583, 66,884.82 and 12,993.81 is: 19,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,583 : 66,884.82 = 12,993.81 : x
  2. Step 2: Convert to fraction form
    44,583/66,884.82 = 12,993.81/x
  3. Step 3: Cross multiply
    44,583x = 66,884.82 × 12,993.81
  4. Step 4: Simplify right side
    44,583x = 869,088,642.96
  5. Step 5: Solve for x
    x = 869,088,642.96/44,583
  6. Step 6: Final answer
    x = 19,493.72

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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.