Home / 22,683.09-31,298.07-13,249.83

Finding the Fourth Proportional to 22,683.09, 31,298.07 and 13,249.83

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Solution

The fourth proportional to 22,683.09, 31,298.07 and 13,249.83 is: 18,282.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,683.09 : 31,298.07 = 13,249.83 : x
  2. Step 2: Convert to fraction form
    22,683.09/31,298.07 = 13,249.83/x
  3. Step 3: Cross multiply
    22,683.09x = 31,298.07 × 13,249.83
  4. Step 4: Simplify right side
    22,683.09x = 414,694,106.83
  5. Step 5: Solve for x
    x = 414,694,106.83/22,683.09
  6. Step 6: Final answer
    x = 18,282.08

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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.