Home / 21,339.66-32,005.62-5,753.64

Finding the Fourth Proportional to 21,339.66, 32,005.62 and 5,753.64

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Solution

The fourth proportional to 21,339.66, 32,005.62 and 5,753.64 is: 8,629.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339.66 : 32,005.62 = 5,753.64 : x
  2. Step 2: Convert to fraction form
    21,339.66/32,005.62 = 5,753.64/x
  3. Step 3: Cross multiply
    21,339.66x = 32,005.62 × 5,753.64
  4. Step 4: Simplify right side
    21,339.66x = 184,148,815.46
  5. Step 5: Solve for x
    x = 184,148,815.46/21,339.66
  6. Step 6: Final answer
    x = 8,629.42

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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.