Home / 21,646.26-32,427.29-14,228.17

Finding the Fourth Proportional to 21,646.26, 32,427.29 and 14,228.17

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Solution

The fourth proportional to 21,646.26, 32,427.29 and 14,228.17 is: 21,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,646.26 : 32,427.29 = 14,228.17 : x
  2. Step 2: Convert to fraction form
    21,646.26/32,427.29 = 14,228.17/x
  3. Step 3: Cross multiply
    21,646.26x = 32,427.29 × 14,228.17
  4. Step 4: Simplify right side
    21,646.26x = 461,380,949.26
  5. Step 5: Solve for x
    x = 461,380,949.26/21,646.26
  6. Step 6: Final answer
    x = 21,314.58

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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.