Home / 21,383.12-32,078.16-6,592.04

Finding the Fourth Proportional to 21,383.12, 32,078.16 and 6,592.04

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Solution

The fourth proportional to 21,383.12, 32,078.16 and 6,592.04 is: 9,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,383.12 : 32,078.16 = 6,592.04 : x
  2. Step 2: Convert to fraction form
    21,383.12/32,078.16 = 6,592.04/x
  3. Step 3: Cross multiply
    21,383.12x = 32,078.16 × 6,592.04
  4. Step 4: Simplify right side
    21,383.12x = 211,460,513.85
  5. Step 5: Solve for x
    x = 211,460,513.85/21,383.12
  6. Step 6: Final answer
    x = 9,889.13

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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.