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Finding the Fourth Proportional to 58,506.96, 80,735.16 and 33,015.70

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Solution

The fourth proportional to 58,506.96, 80,735.16 and 33,015.70 is: 45,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,506.96 : 80,735.16 = 33,015.70 : x
  2. Step 2: Convert to fraction form
    58,506.96/80,735.16 = 33,015.70/x
  3. Step 3: Cross multiply
    58,506.96x = 80,735.16 × 33,015.70
  4. Step 4: Simplify right side
    58,506.96x = 2,665,527,747.76
  5. Step 5: Solve for x
    x = 2,665,527,747.76/58,506.96
  6. Step 6: Final answer
    x = 45,559.15

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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.