Home / 21,302.44-29,396.10-12,349.24

Finding the Fourth Proportional to 21,302.44, 29,396.10 and 12,349.24

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Solution

The fourth proportional to 21,302.44, 29,396.10 and 12,349.24 is: 17,041.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,302.44 : 29,396.10 = 12,349.24 : x
  2. Step 2: Convert to fraction form
    21,302.44/29,396.10 = 12,349.24/x
  3. Step 3: Cross multiply
    21,302.44x = 29,396.10 × 12,349.24
  4. Step 4: Simplify right side
    21,302.44x = 363,019,493.96
  5. Step 5: Solve for x
    x = 363,019,493.96/21,302.44
  6. Step 6: Final answer
    x = 17,041.22

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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.