Home / 22,984.49-31,722.29-21,483.66

Finding the Fourth Proportional to 22,984.49, 31,722.29 and 21,483.66

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Solution

The fourth proportional to 22,984.49, 31,722.29 and 21,483.66 is: 29,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,984.49 : 31,722.29 = 21,483.66 : x
  2. Step 2: Convert to fraction form
    22,984.49/31,722.29 = 21,483.66/x
  3. Step 3: Cross multiply
    22,984.49x = 31,722.29 × 21,483.66
  4. Step 4: Simplify right side
    22,984.49x = 681,510,785.36
  5. Step 5: Solve for x
    x = 681,510,785.36/22,984.49
  6. Step 6: Final answer
    x = 29,650.91

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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.