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Finding the Fourth Proportional to 50,407.67, 69,562.67 and 28,051.67

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Solution

The fourth proportional to 50,407.67, 69,562.67 and 28,051.67 is: 38,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,407.67 : 69,562.67 = 28,051.67 : x
  2. Step 2: Convert to fraction form
    50,407.67/69,562.67 = 28,051.67/x
  3. Step 3: Cross multiply
    50,407.67x = 69,562.67 × 28,051.67
  4. Step 4: Simplify right side
    50,407.67x = 1,951,348,575.09
  5. Step 5: Solve for x
    x = 1,951,348,575.09/50,407.67
  6. Step 6: Final answer
    x = 38,711.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.