Home / 18,108.23-24,990.41-10,153.02

Finding the Fourth Proportional to 18,108.23, 24,990.41 and 10,153.02

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Solution

The fourth proportional to 18,108.23, 24,990.41 and 10,153.02 is: 14,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.23 : 24,990.41 = 10,153.02 : x
  2. Step 2: Convert to fraction form
    18,108.23/24,990.41 = 10,153.02/x
  3. Step 3: Cross multiply
    18,108.23x = 24,990.41 × 10,153.02
  4. Step 4: Simplify right side
    18,108.23x = 253,728,157.92
  5. Step 5: Solve for x
    x = 253,728,157.92/18,108.23
  6. Step 6: Final answer
    x = 14,011.76

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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.