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Finding the Fourth Proportional to 63,894.50, 95,846.70 and 19,521.62

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Solution

The fourth proportional to 63,894.50, 95,846.70 and 19,521.62 is: 29,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,894.50 : 95,846.70 = 19,521.62 : x
  2. Step 2: Convert to fraction form
    63,894.50/95,846.70 = 19,521.62/x
  3. Step 3: Cross multiply
    63,894.50x = 95,846.70 × 19,521.62
  4. Step 4: Simplify right side
    63,894.50x = 1,871,082,855.65
  5. Step 5: Solve for x
    x = 1,871,082,855.65/63,894.50
  6. Step 6: Final answer
    x = 29,283.94

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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.