Home / 49,485.25-74,267.70-28,151.07

Finding the Fourth Proportional to 49,485.25, 74,267.70 and 28,151.07

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Solution

The fourth proportional to 49,485.25, 74,267.70 and 28,151.07 is: 42,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485.25 : 74,267.70 = 28,151.07 : x
  2. Step 2: Convert to fraction form
    49,485.25/74,267.70 = 28,151.07/x
  3. Step 3: Cross multiply
    49,485.25x = 74,267.70 × 28,151.07
  4. Step 4: Simplify right side
    49,485.25x = 2,090,715,221.44
  5. Step 5: Solve for x
    x = 2,090,715,221.44/49,485.25
  6. Step 6: Final answer
    x = 42,249.26

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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.