Home / 13,166.10-19,792.35-9,297.30

Finding the Fourth Proportional to 13,166.10, 19,792.35 and 9,297.30

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Solution

The fourth proportional to 13,166.10, 19,792.35 and 9,297.30 is: 13,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166.10 : 19,792.35 = 9,297.30 : x
  2. Step 2: Convert to fraction form
    13,166.10/19,792.35 = 9,297.30/x
  3. Step 3: Cross multiply
    13,166.10x = 19,792.35 × 9,297.30
  4. Step 4: Simplify right side
    13,166.10x = 184,015,415.66
  5. Step 5: Solve for x
    x = 184,015,415.66/13,166.10
  6. Step 6: Final answer
    x = 13,976.46

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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.