Home / 21,544.44-29,724.18-17,558.70

Finding the Fourth Proportional to 21,544.44, 29,724.18 and 17,558.70

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Solution

The fourth proportional to 21,544.44, 29,724.18 and 17,558.70 is: 24,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,544.44 : 29,724.18 = 17,558.70 : x
  2. Step 2: Convert to fraction form
    21,544.44/29,724.18 = 17,558.70/x
  3. Step 3: Cross multiply
    21,544.44x = 29,724.18 × 17,558.70
  4. Step 4: Simplify right side
    21,544.44x = 521,917,959.37
  5. Step 5: Solve for x
    x = 521,917,959.37/21,544.44
  6. Step 6: Final answer
    x = 24,225.18

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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.