Home / 21,024.96-29,012.96-11,593.32

Finding the Fourth Proportional to 21,024.96, 29,012.96 and 11,593.32

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Solution

The fourth proportional to 21,024.96, 29,012.96 and 11,593.32 is: 15,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024.96 : 29,012.96 = 11,593.32 : x
  2. Step 2: Convert to fraction form
    21,024.96/29,012.96 = 11,593.32/x
  3. Step 3: Cross multiply
    21,024.96x = 29,012.96 × 11,593.32
  4. Step 4: Simplify right side
    21,024.96x = 336,356,558.41
  5. Step 5: Solve for x
    x = 336,356,558.41/21,024.96
  6. Step 6: Final answer
    x = 15,997.96

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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.