Home / 44,211.57-66,322.10-18,913.71

Finding the Fourth Proportional to 44,211.57, 66,322.10 and 18,913.71

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Solution

The fourth proportional to 44,211.57, 66,322.10 and 18,913.71 is: 28,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,211.57 : 66,322.10 = 18,913.71 : x
  2. Step 2: Convert to fraction form
    44,211.57/66,322.10 = 18,913.71/x
  3. Step 3: Cross multiply
    44,211.57x = 66,322.10 × 18,913.71
  4. Step 4: Simplify right side
    44,211.57x = 1,254,396,965.99
  5. Step 5: Solve for x
    x = 1,254,396,965.99/44,211.57
  6. Step 6: Final answer
    x = 28,372.59

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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.