Home / 22,026.64-30,354.76-21,621.74

Finding the Fourth Proportional to 22,026.64, 30,354.76 and 21,621.74

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Solution

The fourth proportional to 22,026.64, 30,354.76 and 21,621.74 is: 29,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,026.64 : 30,354.76 = 21,621.74 : x
  2. Step 2: Convert to fraction form
    22,026.64/30,354.76 = 21,621.74/x
  3. Step 3: Cross multiply
    22,026.64x = 30,354.76 × 21,621.74
  4. Step 4: Simplify right side
    22,026.64x = 656,322,728.48
  5. Step 5: Solve for x
    x = 656,322,728.48/22,026.64
  6. Step 6: Final answer
    x = 29,796.77

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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.