Home / 21,902.04-32,853.36-6,319.68

Finding the Fourth Proportional to 21,902.04, 32,853.36 and 6,319.68

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Solution

The fourth proportional to 21,902.04, 32,853.36 and 6,319.68 is: 9,479.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902.04 : 32,853.36 = 6,319.68 : x
  2. Step 2: Convert to fraction form
    21,902.04/32,853.36 = 6,319.68/x
  3. Step 3: Cross multiply
    21,902.04x = 32,853.36 × 6,319.68
  4. Step 4: Simplify right side
    21,902.04x = 207,622,722.12
  5. Step 5: Solve for x
    x = 207,622,722.12/21,902.04
  6. Step 6: Final answer
    x = 9,479.61

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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.