Home / 21,953.04-32,919.60-9,467.16

Finding the Fourth Proportional to 21,953.04, 32,919.60 and 9,467.16

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Solution

The fourth proportional to 21,953.04, 32,919.60 and 9,467.16 is: 14,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,953.04 : 32,919.60 = 9,467.16 : x
  2. Step 2: Convert to fraction form
    21,953.04/32,919.60 = 9,467.16/x
  3. Step 3: Cross multiply
    21,953.04x = 32,919.60 × 9,467.16
  4. Step 4: Simplify right side
    21,953.04x = 311,655,120.34
  5. Step 5: Solve for x
    x = 311,655,120.34/21,953.04
  6. Step 6: Final answer
    x = 14,196.44

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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.