Home / 22,582.41-31,163.63-13,022.25

Finding the Fourth Proportional to 22,582.41, 31,163.63 and 13,022.25

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Solution

The fourth proportional to 22,582.41, 31,163.63 and 13,022.25 is: 17,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,582.41 : 31,163.63 = 13,022.25 : x
  2. Step 2: Convert to fraction form
    22,582.41/31,163.63 = 13,022.25/x
  3. Step 3: Cross multiply
    22,582.41x = 31,163.63 × 13,022.25
  4. Step 4: Simplify right side
    22,582.41x = 405,820,515.66
  5. Step 5: Solve for x
    x = 405,820,515.66/22,582.41
  6. Step 6: Final answer
    x = 17,970.65

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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.