Home / 21,380.34-32,058.21-6,585.29

Finding the Fourth Proportional to 21,380.34, 32,058.21 and 6,585.29

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Solution

The fourth proportional to 21,380.34, 32,058.21 and 6,585.29 is: 9,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,380.34 : 32,058.21 = 6,585.29 : x
  2. Step 2: Convert to fraction form
    21,380.34/32,058.21 = 6,585.29/x
  3. Step 3: Cross multiply
    21,380.34x = 32,058.21 × 6,585.29
  4. Step 4: Simplify right side
    21,380.34x = 211,112,609.73
  5. Step 5: Solve for x
    x = 211,112,609.73/21,380.34
  6. Step 6: Final answer
    x = 9,874.15

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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.