Home / 21,593.07-32,331.96-12,700.98

Finding the Fourth Proportional to 21,593.07, 32,331.96 and 12,700.98

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Solution

The fourth proportional to 21,593.07, 32,331.96 and 12,700.98 is: 19,017.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.07 : 32,331.96 = 12,700.98 : x
  2. Step 2: Convert to fraction form
    21,593.07/32,331.96 = 12,700.98/x
  3. Step 3: Cross multiply
    21,593.07x = 32,331.96 × 12,700.98
  4. Step 4: Simplify right side
    21,593.07x = 410,647,577.32
  5. Step 5: Solve for x
    x = 410,647,577.32/21,593.07
  6. Step 6: Final answer
    x = 19,017.56

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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.