Home / 19,724.24-29,539.30-10,937.36

Finding the Fourth Proportional to 19,724.24, 29,539.30 and 10,937.36

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Solution

The fourth proportional to 19,724.24, 29,539.30 and 10,937.36 is: 16,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.24 : 29,539.30 = 10,937.36 : x
  2. Step 2: Convert to fraction form
    19,724.24/29,539.30 = 10,937.36/x
  3. Step 3: Cross multiply
    19,724.24x = 29,539.30 × 10,937.36
  4. Step 4: Simplify right side
    19,724.24x = 323,081,958.25
  5. Step 5: Solve for x
    x = 323,081,958.25/19,724.24
  6. Step 6: Final answer
    x = 16,379.94

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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.