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Finding the Fourth Proportional to 62,515.80, 93,773.70 and 32,991.30

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Solution

The fourth proportional to 62,515.80, 93,773.70 and 32,991.30 is: 49,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515.80 : 93,773.70 = 32,991.30 : x
  2. Step 2: Convert to fraction form
    62,515.80/93,773.70 = 32,991.30/x
  3. Step 3: Cross multiply
    62,515.80x = 93,773.70 × 32,991.30
  4. Step 4: Simplify right side
    62,515.80x = 3,093,716,268.81
  5. Step 5: Solve for x
    x = 3,093,716,268.81/62,515.80
  6. Step 6: Final answer
    x = 49,486.95

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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.