Home / 21,853.22-32,752.34-9,358.48

Finding the Fourth Proportional to 21,853.22, 32,752.34 and 9,358.48

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Solution

The fourth proportional to 21,853.22, 32,752.34 and 9,358.48 is: 14,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853.22 : 32,752.34 = 9,358.48 : x
  2. Step 2: Convert to fraction form
    21,853.22/32,752.34 = 9,358.48/x
  3. Step 3: Cross multiply
    21,853.22x = 32,752.34 × 9,358.48
  4. Step 4: Simplify right side
    21,853.22x = 306,511,908.29
  5. Step 5: Solve for x
    x = 306,511,908.29/21,853.22
  6. Step 6: Final answer
    x = 14,025.94

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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.