Home / 19,832.30-27,368.34-10,879.87

Finding the Fourth Proportional to 19,832.30, 27,368.34 and 10,879.87

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Solution

The fourth proportional to 19,832.30, 27,368.34 and 10,879.87 is: 15,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.30 : 27,368.34 = 10,879.87 : x
  2. Step 2: Convert to fraction form
    19,832.30/27,368.34 = 10,879.87/x
  3. Step 3: Cross multiply
    19,832.30x = 27,368.34 × 10,879.87
  4. Step 4: Simplify right side
    19,832.30x = 297,763,981.32
  5. Step 5: Solve for x
    x = 297,763,981.32/19,832.30
  6. Step 6: Final answer
    x = 15,014.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.