Home / 48,022.12-72,043.88-14,745.08

Finding the Fourth Proportional to 48,022.12, 72,043.88 and 14,745.08

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Solution

The fourth proportional to 48,022.12, 72,043.88 and 14,745.08 is: 22,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,022.12 : 72,043.88 = 14,745.08 : x
  2. Step 2: Convert to fraction form
    48,022.12/72,043.88 = 14,745.08/x
  3. Step 3: Cross multiply
    48,022.12x = 72,043.88 × 14,745.08
  4. Step 4: Simplify right side
    48,022.12x = 1,062,292,700.39
  5. Step 5: Solve for x
    x = 1,062,292,700.39/48,022.12
  6. Step 6: Final answer
    x = 22,120.91

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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.