Home / 21,032.26-29,022.80-11,600.82

Finding the Fourth Proportional to 21,032.26, 29,022.80 and 11,600.82

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Solution

The fourth proportional to 21,032.26, 29,022.80 and 11,600.82 is: 16,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032.26 : 29,022.80 = 11,600.82 : x
  2. Step 2: Convert to fraction form
    21,032.26/29,022.80 = 11,600.82/x
  3. Step 3: Cross multiply
    21,032.26x = 29,022.80 × 11,600.82
  4. Step 4: Simplify right side
    21,032.26x = 336,688,278.70
  5. Step 5: Solve for x
    x = 336,688,278.70/21,032.26
  6. Step 6: Final answer
    x = 16,008.18

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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.