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Finding the Fourth Proportional to 23,903.81, 35,855.69 and 7,263.78

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Solution

The fourth proportional to 23,903.81, 35,855.69 and 7,263.78 is: 10,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.81 : 35,855.69 = 7,263.78 : x
  2. Step 2: Convert to fraction form
    23,903.81/35,855.69 = 7,263.78/x
  3. Step 3: Cross multiply
    23,903.81x = 35,855.69 × 7,263.78
  4. Step 4: Simplify right side
    23,903.81x = 260,447,843.91
  5. Step 5: Solve for x
    x = 260,447,843.91/23,903.81
  6. Step 6: Final answer
    x = 10,895.66

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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.