Home / 21,932.10-32,898.15-16,683.30

Finding the Fourth Proportional to 21,932.10, 32,898.15 and 16,683.30

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Solution

The fourth proportional to 21,932.10, 32,898.15 and 16,683.30 is: 25,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932.10 : 32,898.15 = 16,683.30 : x
  2. Step 2: Convert to fraction form
    21,932.10/32,898.15 = 16,683.30/x
  3. Step 3: Cross multiply
    21,932.10x = 32,898.15 × 16,683.30
  4. Step 4: Simplify right side
    21,932.10x = 548,849,705.90
  5. Step 5: Solve for x
    x = 548,849,705.90/21,932.10
  6. Step 6: Final answer
    x = 25,024.95

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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.