Home / 13,023.03-19,537.28-4,257.26

Finding the Fourth Proportional to 13,023.03, 19,537.28 and 4,257.26

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Solution

The fourth proportional to 13,023.03, 19,537.28 and 4,257.26 is: 6,386.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.03 : 19,537.28 = 4,257.26 : x
  2. Step 2: Convert to fraction form
    13,023.03/19,537.28 = 4,257.26/x
  3. Step 3: Cross multiply
    13,023.03x = 19,537.28 × 4,257.26
  4. Step 4: Simplify right side
    13,023.03x = 83,175,193.61
  5. Step 5: Solve for x
    x = 83,175,193.61/13,023.03
  6. Step 6: Final answer
    x = 6,386.78

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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.