Home / 13,083.93-18,046.67-8,606.25

Finding the Fourth Proportional to 13,083.93, 18,046.67 and 8,606.25

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Solution

The fourth proportional to 13,083.93, 18,046.67 and 8,606.25 is: 11,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.93 : 18,046.67 = 8,606.25 : x
  2. Step 2: Convert to fraction form
    13,083.93/18,046.67 = 8,606.25/x
  3. Step 3: Cross multiply
    13,083.93x = 18,046.67 × 8,606.25
  4. Step 4: Simplify right side
    13,083.93x = 155,314,110.66
  5. Step 5: Solve for x
    x = 155,314,110.66/13,083.93
  6. Step 6: Final answer
    x = 11,870.60

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1.5x scale

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.