Home / 21,056.41-29,057.29-11,624.77

Finding the Fourth Proportional to 21,056.41, 29,057.29 and 11,624.77

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Solution

The fourth proportional to 21,056.41, 29,057.29 and 11,624.77 is: 16,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056.41 : 29,057.29 = 11,624.77 : x
  2. Step 2: Convert to fraction form
    21,056.41/29,057.29 = 11,624.77/x
  3. Step 3: Cross multiply
    21,056.41x = 29,057.29 × 11,624.77
  4. Step 4: Simplify right side
    21,056.41x = 337,784,313.07
  5. Step 5: Solve for x
    x = 337,784,313.07/21,056.41
  6. Step 6: Final answer
    x = 16,041.88

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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.