Home / 48,136.86-66,449.08-29,280.54

Finding the Fourth Proportional to 48,136.86, 66,449.08 and 29,280.54

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Solution

The fourth proportional to 48,136.86, 66,449.08 and 29,280.54 is: 40,419.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,136.86 : 66,449.08 = 29,280.54 : x
  2. Step 2: Convert to fraction form
    48,136.86/66,449.08 = 29,280.54/x
  3. Step 3: Cross multiply
    48,136.86x = 66,449.08 × 29,280.54
  4. Step 4: Simplify right side
    48,136.86x = 1,945,664,944.90
  5. Step 5: Solve for x
    x = 1,945,664,944.90/48,136.86
  6. Step 6: Final answer
    x = 40,419.44

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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.