Home / 49,692.64-68,559.08-28,180.08

Finding the Fourth Proportional to 49,692.64, 68,559.08 and 28,180.08

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Solution

The fourth proportional to 49,692.64, 68,559.08 and 28,180.08 is: 38,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,692.64 : 68,559.08 = 28,180.08 : x
  2. Step 2: Convert to fraction form
    49,692.64/68,559.08 = 28,180.08/x
  3. Step 3: Cross multiply
    49,692.64x = 68,559.08 × 28,180.08
  4. Step 4: Simplify right side
    49,692.64x = 1,932,000,359.13
  5. Step 5: Solve for x
    x = 1,932,000,359.13/49,692.64
  6. Step 6: Final answer
    x = 38,879.00

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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.