Home / 17,803.62-26,705.13-7,271.32

Finding the Fourth Proportional to 17,803.62, 26,705.13 and 7,271.32

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Solution

The fourth proportional to 17,803.62, 26,705.13 and 7,271.32 is: 10,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.62 : 26,705.13 = 7,271.32 : x
  2. Step 2: Convert to fraction form
    17,803.62/26,705.13 = 7,271.32/x
  3. Step 3: Cross multiply
    17,803.62x = 26,705.13 × 7,271.32
  4. Step 4: Simplify right side
    17,803.62x = 194,181,545.87
  5. Step 5: Solve for x
    x = 194,181,545.87/17,803.62
  6. Step 6: Final answer
    x = 10,906.86

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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.