Home / 22,582.53-31,163.31-13,022.19

Finding the Fourth Proportional to 22,582.53, 31,163.31 and 13,022.19

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Solution

The fourth proportional to 22,582.53, 31,163.31 and 13,022.19 is: 17,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,582.53 : 31,163.31 = 13,022.19 : x
  2. Step 2: Convert to fraction form
    22,582.53/31,163.31 = 13,022.19/x
  3. Step 3: Cross multiply
    22,582.53x = 31,163.31 × 13,022.19
  4. Step 4: Simplify right side
    22,582.53x = 405,814,543.85
  5. Step 5: Solve for x
    x = 405,814,543.85/22,582.53
  6. Step 6: Final answer
    x = 17,970.29

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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.