Home / 49,372.67-68,132.59-28,158.77

Finding the Fourth Proportional to 49,372.67, 68,132.59 and 28,158.77

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Solution

The fourth proportional to 49,372.67, 68,132.59 and 28,158.77 is: 38,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,372.67 : 68,132.59 = 28,158.77 : x
  2. Step 2: Convert to fraction form
    49,372.67/68,132.59 = 28,158.77/x
  3. Step 3: Cross multiply
    49,372.67x = 68,132.59 × 28,158.77
  4. Step 4: Simplify right side
    49,372.67x = 1,918,529,590.65
  5. Step 5: Solve for x
    x = 1,918,529,590.65/49,372.67
  6. Step 6: Final answer
    x = 38,858.13

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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.