Home / 30,593.54-45,816.20-15,561.11

Finding the Fourth Proportional to 30,593.54, 45,816.20 and 15,561.11

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Solution

The fourth proportional to 30,593.54, 45,816.20 and 15,561.11 is: 23,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,593.54 : 45,816.20 = 15,561.11 : x
  2. Step 2: Convert to fraction form
    30,593.54/45,816.20 = 15,561.11/x
  3. Step 3: Cross multiply
    30,593.54x = 45,816.20 × 15,561.11
  4. Step 4: Simplify right side
    30,593.54x = 712,950,737.80
  5. Step 5: Solve for x
    x = 712,950,737.80/30,593.54
  6. Step 6: Final answer
    x = 23,303.97

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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.