Home / 21,027.24-29,018.94-11,595.84

Finding the Fourth Proportional to 21,027.24, 29,018.94 and 11,595.84

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Solution

The fourth proportional to 21,027.24, 29,018.94 and 11,595.84 is: 16,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,027.24 : 29,018.94 = 11,595.84 : x
  2. Step 2: Convert to fraction form
    21,027.24/29,018.94 = 11,595.84/x
  3. Step 3: Cross multiply
    21,027.24x = 29,018.94 × 11,595.84
  4. Step 4: Simplify right side
    21,027.24x = 336,498,985.21
  5. Step 5: Solve for x
    x = 336,498,985.21/21,027.24
  6. Step 6: Final answer
    x = 16,003.00

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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.