Home / 19,818.74-29,724.87-5,964.50

Finding the Fourth Proportional to 19,818.74, 29,724.87 and 5,964.50

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Solution

The fourth proportional to 19,818.74, 29,724.87 and 5,964.50 is: 8,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,818.74 : 29,724.87 = 5,964.50 : x
  2. Step 2: Convert to fraction form
    19,818.74/29,724.87 = 5,964.50/x
  3. Step 3: Cross multiply
    19,818.74x = 29,724.87 × 5,964.50
  4. Step 4: Simplify right side
    19,818.74x = 177,293,987.12
  5. Step 5: Solve for x
    x = 177,293,987.12/19,818.74
  6. Step 6: Final answer
    x = 8,945.77

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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.