Home / 23,053.03-31,826.74-21,724.42

Finding the Fourth Proportional to 23,053.03, 31,826.74 and 21,724.42

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Solution

The fourth proportional to 23,053.03, 31,826.74 and 21,724.42 is: 29,992.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,053.03 : 31,826.74 = 21,724.42 : x
  2. Step 2: Convert to fraction form
    23,053.03/31,826.74 = 21,724.42/x
  3. Step 3: Cross multiply
    23,053.03x = 31,826.74 × 21,724.42
  4. Step 4: Simplify right side
    23,053.03x = 691,417,466.99
  5. Step 5: Solve for x
    x = 691,417,466.99/23,053.03
  6. Step 6: Final answer
    x = 29,992.48

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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.