Home / 12,627.23-17,416.15-9,268.97

Finding the Fourth Proportional to 12,627.23, 17,416.15 and 9,268.97

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Solution

The fourth proportional to 12,627.23, 17,416.15 and 9,268.97 is: 12,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.23 : 17,416.15 = 9,268.97 : x
  2. Step 2: Convert to fraction form
    12,627.23/17,416.15 = 9,268.97/x
  3. Step 3: Cross multiply
    12,627.23x = 17,416.15 × 9,268.97
  4. Step 4: Simplify right side
    12,627.23x = 161,429,661.61
  5. Step 5: Solve for x
    x = 161,429,661.61/12,627.23
  6. Step 6: Final answer
    x = 12,784.25

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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.