Home / 21,394.26-32,103.54-11,533.32

Finding the Fourth Proportional to 21,394.26, 32,103.54 and 11,533.32

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Solution

The fourth proportional to 21,394.26, 32,103.54 and 11,533.32 is: 17,306.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.26 : 32,103.54 = 11,533.32 : x
  2. Step 2: Convert to fraction form
    21,394.26/32,103.54 = 11,533.32/x
  3. Step 3: Cross multiply
    21,394.26x = 32,103.54 × 11,533.32
  4. Step 4: Simplify right side
    21,394.26x = 370,260,399.95
  5. Step 5: Solve for x
    x = 370,260,399.95/21,394.26
  6. Step 6: Final answer
    x = 17,306.53

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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.