Home / 49,266.60-73,903.97-21,187.32

Finding the Fourth Proportional to 49,266.60, 73,903.97 and 21,187.32

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Solution

The fourth proportional to 49,266.60, 73,903.97 and 21,187.32 is: 31,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,266.60 : 73,903.97 = 21,187.32 : x
  2. Step 2: Convert to fraction form
    49,266.60/73,903.97 = 21,187.32/x
  3. Step 3: Cross multiply
    49,266.60x = 73,903.97 × 21,187.32
  4. Step 4: Simplify right side
    49,266.60x = 1,565,827,061.66
  5. Step 5: Solve for x
    x = 1,565,827,061.66/49,266.60
  6. Step 6: Final answer
    x = 31,782.73

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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.