Home / 13,800.24-20,693.88-5,029.02

Finding the Fourth Proportional to 13,800.24, 20,693.88 and 5,029.02

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Solution

The fourth proportional to 13,800.24, 20,693.88 and 5,029.02 is: 7,541.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,800.24 : 20,693.88 = 5,029.02 : x
  2. Step 2: Convert to fraction form
    13,800.24/20,693.88 = 5,029.02/x
  3. Step 3: Cross multiply
    13,800.24x = 20,693.88 × 5,029.02
  4. Step 4: Simplify right side
    13,800.24x = 104,069,936.40
  5. Step 5: Solve for x
    x = 104,069,936.40/13,800.24
  6. Step 6: Final answer
    x = 7,541.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.