Home / 21,526.74-29,723.49-17,353.62

Finding the Fourth Proportional to 21,526.74, 29,723.49 and 17,353.62

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Solution

The fourth proportional to 21,526.74, 29,723.49 and 17,353.62 is: 23,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,526.74 : 29,723.49 = 17,353.62 : x
  2. Step 2: Convert to fraction form
    21,526.74/29,723.49 = 17,353.62/x
  3. Step 3: Cross multiply
    21,526.74x = 29,723.49 × 17,353.62
  4. Step 4: Simplify right side
    21,526.74x = 515,810,150.53
  5. Step 5: Solve for x
    x = 515,810,150.53/21,526.74
  6. Step 6: Final answer
    x = 23,961.37

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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.