Home / 21,056.13-29,057.27-11,624.76

Finding the Fourth Proportional to 21,056.13, 29,057.27 and 11,624.76

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Solution

The fourth proportional to 21,056.13, 29,057.27 and 11,624.76 is: 16,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056.13 : 29,057.27 = 11,624.76 : x
  2. Step 2: Convert to fraction form
    21,056.13/29,057.27 = 11,624.76/x
  3. Step 3: Cross multiply
    21,056.13x = 29,057.27 × 11,624.76
  4. Step 4: Simplify right side
    21,056.13x = 337,783,731.88
  5. Step 5: Solve for x
    x = 337,783,731.88/21,056.13
  6. Step 6: Final answer
    x = 16,042.06

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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.