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Finding the Fourth Proportional to 19,601.46, 29,402.46 and 4,810.73

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Solution

The fourth proportional to 19,601.46, 29,402.46 and 4,810.73 is: 7,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.46 : 29,402.46 = 4,810.73 : x
  2. Step 2: Convert to fraction form
    19,601.46/29,402.46 = 4,810.73/x
  3. Step 3: Cross multiply
    19,601.46x = 29,402.46 × 4,810.73
  4. Step 4: Simplify right side
    19,601.46x = 141,447,149.38
  5. Step 5: Solve for x
    x = 141,447,149.38/19,601.46
  6. Step 6: Final answer
    x = 7,216.15

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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.