Home / 62,739.60-94,104.84-20,619.18

Finding the Fourth Proportional to 62,739.60, 94,104.84 and 20,619.18

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Solution

The fourth proportional to 62,739.60, 94,104.84 and 20,619.18 is: 30,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,739.60 : 94,104.84 = 20,619.18 : x
  2. Step 2: Convert to fraction form
    62,739.60/94,104.84 = 20,619.18/x
  3. Step 3: Cross multiply
    62,739.60x = 94,104.84 × 20,619.18
  4. Step 4: Simplify right side
    62,739.60x = 1,940,364,634.83
  5. Step 5: Solve for x
    x = 1,940,364,634.83/62,739.60
  6. Step 6: Final answer
    x = 30,927.27

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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.