Home / 21,735.54-32,603.31-11,344.86

Finding the Fourth Proportional to 21,735.54, 32,603.31 and 11,344.86

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Solution

The fourth proportional to 21,735.54, 32,603.31 and 11,344.86 is: 17,017.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.54 : 32,603.31 = 11,344.86 : x
  2. Step 2: Convert to fraction form
    21,735.54/32,603.31 = 11,344.86/x
  3. Step 3: Cross multiply
    21,735.54x = 32,603.31 × 11,344.86
  4. Step 4: Simplify right side
    21,735.54x = 369,879,987.49
  5. Step 5: Solve for x
    x = 369,879,987.49/21,735.54
  6. Step 6: Final answer
    x = 17,017.29

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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.