Home / 13,349.00-20,013.89-5,028.35

Finding the Fourth Proportional to 13,349.00, 20,013.89 and 5,028.35

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Solution

The fourth proportional to 13,349.00, 20,013.89 and 5,028.35 is: 7,538.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.00 : 20,013.89 = 5,028.35 : x
  2. Step 2: Convert to fraction form
    13,349.00/20,013.89 = 5,028.35/x
  3. Step 3: Cross multiply
    13,349.00x = 20,013.89 × 5,028.35
  4. Step 4: Simplify right side
    13,349.00x = 100,636,718.57
  5. Step 5: Solve for x
    x = 100,636,718.57/13,349.00
  6. Step 6: Final answer
    x = 7,538.89

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1.5x scale

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.