Home / 21,586.92-32,326.30-13,665.52

Finding the Fourth Proportional to 21,586.92, 32,326.30 and 13,665.52

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Solution

The fourth proportional to 21,586.92, 32,326.30 and 13,665.52 is: 20,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,586.92 : 32,326.30 = 13,665.52 : x
  2. Step 2: Convert to fraction form
    21,586.92/32,326.30 = 13,665.52/x
  3. Step 3: Cross multiply
    21,586.92x = 32,326.30 × 13,665.52
  4. Step 4: Simplify right side
    21,586.92x = 441,755,699.18
  5. Step 5: Solve for x
    x = 441,755,699.18/21,586.92
  6. Step 6: Final answer
    x = 20,464.04

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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.