Home / 20,192.03-30,272.93-13,934.17

Finding the Fourth Proportional to 20,192.03, 30,272.93 and 13,934.17

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Solution

The fourth proportional to 20,192.03, 30,272.93 and 13,934.17 is: 20,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.03 : 30,272.93 = 13,934.17 : x
  2. Step 2: Convert to fraction form
    20,192.03/30,272.93 = 13,934.17/x
  3. Step 3: Cross multiply
    20,192.03x = 30,272.93 × 13,934.17
  4. Step 4: Simplify right side
    20,192.03x = 421,828,153.02
  5. Step 5: Solve for x
    x = 421,828,153.02/20,192.03
  6. Step 6: Final answer
    x = 20,890.82

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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.