Home / 49,280.85-68,014.62-28,062.09

Finding the Fourth Proportional to 49,280.85, 68,014.62 and 28,062.09

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Solution

The fourth proportional to 49,280.85, 68,014.62 and 28,062.09 is: 38,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280.85 : 68,014.62 = 28,062.09 : x
  2. Step 2: Convert to fraction form
    49,280.85/68,014.62 = 28,062.09/x
  3. Step 3: Cross multiply
    49,280.85x = 68,014.62 × 28,062.09
  4. Step 4: Simplify right side
    49,280.85x = 1,908,632,387.76
  5. Step 5: Solve for x
    x = 1,908,632,387.76/49,280.85
  6. Step 6: Final answer
    x = 38,729.70

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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.