Home / 21,336.29-32,009.58-8,009.43

Finding the Fourth Proportional to 21,336.29, 32,009.58 and 8,009.43

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Solution

The fourth proportional to 21,336.29, 32,009.58 and 8,009.43 is: 12,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.29 : 32,009.58 = 8,009.43 : x
  2. Step 2: Convert to fraction form
    21,336.29/32,009.58 = 8,009.43/x
  3. Step 3: Cross multiply
    21,336.29x = 32,009.58 × 8,009.43
  4. Step 4: Simplify right side
    21,336.29x = 256,378,490.34
  5. Step 5: Solve for x
    x = 256,378,490.34/21,336.29
  6. Step 6: Final answer
    x = 12,016.08

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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.