Home / 19,774.42-29,661.47-6,626.70

Finding the Fourth Proportional to 19,774.42, 29,661.47 and 6,626.70

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Solution

The fourth proportional to 19,774.42, 29,661.47 and 6,626.70 is: 9,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.42 : 29,661.47 = 6,626.70 : x
  2. Step 2: Convert to fraction form
    19,774.42/29,661.47 = 6,626.70/x
  3. Step 3: Cross multiply
    19,774.42x = 29,661.47 × 6,626.70
  4. Step 4: Simplify right side
    19,774.42x = 196,557,663.25
  5. Step 5: Solve for x
    x = 196,557,663.25/19,774.42
  6. Step 6: Final answer
    x = 9,940.00

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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.