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Finding the Fourth Proportional to 9,993.46, 14,964.62 and 9,697.83

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Solution

The fourth proportional to 9,993.46, 14,964.62 and 9,697.83 is: 14,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.46 : 14,964.62 = 9,697.83 : x
  2. Step 2: Convert to fraction form
    9,993.46/14,964.62 = 9,697.83/x
  3. Step 3: Cross multiply
    9,993.46x = 14,964.62 × 9,697.83
  4. Step 4: Simplify right side
    9,993.46x = 145,124,340.77
  5. Step 5: Solve for x
    x = 145,124,340.77/9,993.46
  6. Step 6: Final answer
    x = 14,521.93

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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.