Home / 48,147.08-72,221.44-13,085.88

Finding the Fourth Proportional to 48,147.08, 72,221.44 and 13,085.88

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Solution

The fourth proportional to 48,147.08, 72,221.44 and 13,085.88 is: 19,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,147.08 : 72,221.44 = 13,085.88 : x
  2. Step 2: Convert to fraction form
    48,147.08/72,221.44 = 13,085.88/x
  3. Step 3: Cross multiply
    48,147.08x = 72,221.44 × 13,085.88
  4. Step 4: Simplify right side
    48,147.08x = 945,081,097.27
  5. Step 5: Solve for x
    x = 945,081,097.27/48,147.08
  6. Step 6: Final answer
    x = 19,629.04

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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.