Home / 22,657.73-31,268.73-12,586.19

Finding the Fourth Proportional to 22,657.73, 31,268.73 and 12,586.19

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Solution

The fourth proportional to 22,657.73, 31,268.73 and 12,586.19 is: 17,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,657.73 : 31,268.73 = 12,586.19 : x
  2. Step 2: Convert to fraction form
    22,657.73/31,268.73 = 12,586.19/x
  3. Step 3: Cross multiply
    22,657.73x = 31,268.73 × 12,586.19
  4. Step 4: Simplify right side
    22,657.73x = 393,554,067.69
  5. Step 5: Solve for x
    x = 393,554,067.69/22,657.73
  6. Step 6: Final answer
    x = 17,369.53

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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.