Home / 19,577.01-27,002.89-12,500.25

Finding the Fourth Proportional to 19,577.01, 27,002.89 and 12,500.25

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Solution

The fourth proportional to 19,577.01, 27,002.89 and 12,500.25 is: 17,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.01 : 27,002.89 = 12,500.25 : x
  2. Step 2: Convert to fraction form
    19,577.01/27,002.89 = 12,500.25/x
  3. Step 3: Cross multiply
    19,577.01x = 27,002.89 × 12,500.25
  4. Step 4: Simplify right side
    19,577.01x = 337,542,740.71
  5. Step 5: Solve for x
    x = 337,542,740.71/19,577.01
  6. Step 6: Final answer
    x = 17,241.79

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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.