Home / 21,296.75-29,362.21-17,454.24

Finding the Fourth Proportional to 21,296.75, 29,362.21 and 17,454.24

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Solution

The fourth proportional to 21,296.75, 29,362.21 and 17,454.24 is: 24,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,296.75 : 29,362.21 = 17,454.24 : x
  2. Step 2: Convert to fraction form
    21,296.75/29,362.21 = 17,454.24/x
  3. Step 3: Cross multiply
    21,296.75x = 29,362.21 × 17,454.24
  4. Step 4: Simplify right side
    21,296.75x = 512,495,016.63
  5. Step 5: Solve for x
    x = 512,495,016.63/21,296.75
  6. Step 6: Final answer
    x = 24,064.48

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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.