Home / 48,887.24-67,464.80-28,744.52

Finding the Fourth Proportional to 48,887.24, 67,464.80 and 28,744.52

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Solution

The fourth proportional to 48,887.24, 67,464.80 and 28,744.52 is: 39,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,887.24 : 67,464.80 = 28,744.52 : x
  2. Step 2: Convert to fraction form
    48,887.24/67,464.80 = 28,744.52/x
  3. Step 3: Cross multiply
    48,887.24x = 67,464.80 × 28,744.52
  4. Step 4: Simplify right side
    48,887.24x = 1,939,243,292.90
  5. Step 5: Solve for x
    x = 1,939,243,292.90/48,887.24
  6. Step 6: Final answer
    x = 39,667.68

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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.