Home / 21,056.02-29,057.12-11,624.38

Finding the Fourth Proportional to 21,056.02, 29,057.12 and 11,624.38

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Solution

The fourth proportional to 21,056.02, 29,057.12 and 11,624.38 is: 16,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056.02 : 29,057.12 = 11,624.38 : x
  2. Step 2: Convert to fraction form
    21,056.02/29,057.12 = 11,624.38/x
  3. Step 3: Cross multiply
    21,056.02x = 29,057.12 × 11,624.38
  4. Step 4: Simplify right side
    21,056.02x = 337,771,004.59
  5. Step 5: Solve for x
    x = 337,771,004.59/21,056.02
  6. Step 6: Final answer
    x = 16,041.54

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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.