Home / 48,478.98-72,719.37-15,198.30

Finding the Fourth Proportional to 48,478.98, 72,719.37 and 15,198.30

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Solution

The fourth proportional to 48,478.98, 72,719.37 and 15,198.30 is: 22,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,478.98 : 72,719.37 = 15,198.30 : x
  2. Step 2: Convert to fraction form
    48,478.98/72,719.37 = 15,198.30/x
  3. Step 3: Cross multiply
    48,478.98x = 72,719.37 × 15,198.30
  4. Step 4: Simplify right side
    48,478.98x = 1,105,210,801.07
  5. Step 5: Solve for x
    x = 1,105,210,801.07/48,478.98
  6. Step 6: Final answer
    x = 22,797.73

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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.