Home / 21,542.98-29,737.44-12,593.40

Finding the Fourth Proportional to 21,542.98, 29,737.44 and 12,593.40

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Solution

The fourth proportional to 21,542.98, 29,737.44 and 12,593.40 is: 17,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542.98 : 29,737.44 = 12,593.40 : x
  2. Step 2: Convert to fraction form
    21,542.98/29,737.44 = 12,593.40/x
  3. Step 3: Cross multiply
    21,542.98x = 29,737.44 × 12,593.40
  4. Step 4: Simplify right side
    21,542.98x = 374,495,476.90
  5. Step 5: Solve for x
    x = 374,495,476.90/21,542.98
  6. Step 6: Final answer
    x = 17,383.64

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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.