Home / 13,252.33-18,268.95-9,261.06

Finding the Fourth Proportional to 13,252.33, 18,268.95 and 9,261.06

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Solution

The fourth proportional to 13,252.33, 18,268.95 and 9,261.06 is: 12,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.33 : 18,268.95 = 9,261.06 : x
  2. Step 2: Convert to fraction form
    13,252.33/18,268.95 = 9,261.06/x
  3. Step 3: Cross multiply
    13,252.33x = 18,268.95 × 9,261.06
  4. Step 4: Simplify right side
    13,252.33x = 169,189,842.09
  5. Step 5: Solve for x
    x = 169,189,842.09/13,252.33
  6. Step 6: Final answer
    x = 12,766.80

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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.