Home / 49,507.08-68,319.66-28,285.86

Finding the Fourth Proportional to 49,507.08, 68,319.66 and 28,285.86

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Solution

The fourth proportional to 49,507.08, 68,319.66 and 28,285.86 is: 39,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,507.08 : 68,319.66 = 28,285.86 : x
  2. Step 2: Convert to fraction form
    49,507.08/68,319.66 = 28,285.86/x
  3. Step 3: Cross multiply
    49,507.08x = 68,319.66 × 28,285.86
  4. Step 4: Simplify right side
    49,507.08x = 1,932,480,338.01
  5. Step 5: Solve for x
    x = 1,932,480,338.01/49,507.08
  6. Step 6: Final answer
    x = 39,034.42

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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.