Home / 20,306.02-30,385.22-16,763.08

Finding the Fourth Proportional to 20,306.02, 30,385.22 and 16,763.08

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Solution

The fourth proportional to 20,306.02, 30,385.22 and 16,763.08 is: 25,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,306.02 : 30,385.22 = 16,763.08 : x
  2. Step 2: Convert to fraction form
    20,306.02/30,385.22 = 16,763.08/x
  3. Step 3: Cross multiply
    20,306.02x = 30,385.22 × 16,763.08
  4. Step 4: Simplify right side
    20,306.02x = 509,349,713.90
  5. Step 5: Solve for x
    x = 509,349,713.90/20,306.02
  6. Step 6: Final answer
    x = 25,083.68

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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.