Home / 18,204.86-27,263.55-10,389.98

Finding the Fourth Proportional to 18,204.86, 27,263.55 and 10,389.98

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Solution

The fourth proportional to 18,204.86, 27,263.55 and 10,389.98 is: 15,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.86 : 27,263.55 = 10,389.98 : x
  2. Step 2: Convert to fraction form
    18,204.86/27,263.55 = 10,389.98/x
  3. Step 3: Cross multiply
    18,204.86x = 27,263.55 × 10,389.98
  4. Step 4: Simplify right side
    18,204.86x = 283,267,739.23
  5. Step 5: Solve for x
    x = 283,267,739.23/18,204.86
  6. Step 6: Final answer
    x = 15,560.01

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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.