Home / 21,899.32-32,844.12-6,318.16

Finding the Fourth Proportional to 21,899.32, 32,844.12 and 6,318.16

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Solution

The fourth proportional to 21,899.32, 32,844.12 and 6,318.16 is: 9,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,899.32 : 32,844.12 = 6,318.16 : x
  2. Step 2: Convert to fraction form
    21,899.32/32,844.12 = 6,318.16/x
  3. Step 3: Cross multiply
    21,899.32x = 32,844.12 × 6,318.16
  4. Step 4: Simplify right side
    21,899.32x = 207,514,405.22
  5. Step 5: Solve for x
    x = 207,514,405.22/21,899.32
  6. Step 6: Final answer
    x = 9,475.84

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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.