Home / 21,467.16-32,207.49-9,631.04

Finding the Fourth Proportional to 21,467.16, 32,207.49 and 9,631.04

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Solution

The fourth proportional to 21,467.16, 32,207.49 and 9,631.04 is: 14,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467.16 : 32,207.49 = 9,631.04 : x
  2. Step 2: Convert to fraction form
    21,467.16/32,207.49 = 9,631.04/x
  3. Step 3: Cross multiply
    21,467.16x = 32,207.49 × 9,631.04
  4. Step 4: Simplify right side
    21,467.16x = 310,191,463.45
  5. Step 5: Solve for x
    x = 310,191,463.45/21,467.16
  6. Step 6: Final answer
    x = 14,449.58

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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.