Home / 44,527.28-66,790.92-19,886

Finding the Fourth Proportional to 44,527.28, 66,790.92 and 19,886

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Solution

The fourth proportional to 44,527.28, 66,790.92 and 19,886 is: 29,829

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,527.28 : 66,790.92 = 19,886 : x
  2. Step 2: Convert to fraction form
    44,527.28/66,790.92 = 19,886/x
  3. Step 3: Cross multiply
    44,527.28x = 66,790.92 × 19,886
  4. Step 4: Simplify right side
    44,527.28x = 1,328,204,235.12
  5. Step 5: Solve for x
    x = 1,328,204,235.12/44,527.28
  6. Step 6: Final answer
    x = 29,829

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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.