Home / 19,830.04-29,744.28-6,682.12

Finding the Fourth Proportional to 19,830.04, 29,744.28 and 6,682.12

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Solution

The fourth proportional to 19,830.04, 29,744.28 and 6,682.12 is: 10,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,830.04 : 29,744.28 = 6,682.12 : x
  2. Step 2: Convert to fraction form
    19,830.04/29,744.28 = 6,682.12/x
  3. Step 3: Cross multiply
    19,830.04x = 29,744.28 × 6,682.12
  4. Step 4: Simplify right side
    19,830.04x = 198,754,848.27
  5. Step 5: Solve for x
    x = 198,754,848.27/19,830.04
  6. Step 6: Final answer
    x = 10,022.92

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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.