Home / 21,534.83-32,308.80-11,012.24

Finding the Fourth Proportional to 21,534.83, 32,308.80 and 11,012.24

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Solution

The fourth proportional to 21,534.83, 32,308.80 and 11,012.24 is: 16,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,534.83 : 32,308.80 = 11,012.24 : x
  2. Step 2: Convert to fraction form
    21,534.83/32,308.80 = 11,012.24/x
  3. Step 3: Cross multiply
    21,534.83x = 32,308.80 × 11,012.24
  4. Step 4: Simplify right side
    21,534.83x = 355,792,340.48
  5. Step 5: Solve for x
    x = 355,792,340.48/21,534.83
  6. Step 6: Final answer
    x = 16,521.71

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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.