Home / 21,840.49-32,760.70-17,437.33

Finding the Fourth Proportional to 21,840.49, 32,760.70 and 17,437.33

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Solution

The fourth proportional to 21,840.49, 32,760.70 and 17,437.33 is: 26,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840.49 : 32,760.70 = 17,437.33 : x
  2. Step 2: Convert to fraction form
    21,840.49/32,760.70 = 17,437.33/x
  3. Step 3: Cross multiply
    21,840.49x = 32,760.70 × 17,437.33
  4. Step 4: Simplify right side
    21,840.49x = 571,259,136.93
  5. Step 5: Solve for x
    x = 571,259,136.93/21,840.49
  6. Step 6: Final answer
    x = 26,155.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.