Home / 22,984.74-31,722.62-21,483.90

Finding the Fourth Proportional to 22,984.74, 31,722.62 and 21,483.90

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Solution

The fourth proportional to 22,984.74, 31,722.62 and 21,483.90 is: 29,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,984.74 : 31,722.62 = 21,483.90 : x
  2. Step 2: Convert to fraction form
    22,984.74/31,722.62 = 21,483.90/x
  3. Step 3: Cross multiply
    22,984.74x = 31,722.62 × 21,483.90
  4. Step 4: Simplify right side
    22,984.74x = 681,525,595.82
  5. Step 5: Solve for x
    x = 681,525,595.82/22,984.74
  6. Step 6: Final answer
    x = 29,651.22

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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.