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Finding the Fourth Proportional to 23,730.81, 35,592.48 and 7,935.72

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Solution

The fourth proportional to 23,730.81, 35,592.48 and 7,935.72 is: 11,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.81 : 35,592.48 = 7,935.72 : x
  2. Step 2: Convert to fraction form
    23,730.81/35,592.48 = 7,935.72/x
  3. Step 3: Cross multiply
    23,730.81x = 35,592.48 × 7,935.72
  4. Step 4: Simplify right side
    23,730.81x = 282,451,955.39
  5. Step 5: Solve for x
    x = 282,451,955.39/23,730.81
  6. Step 6: Final answer
    x = 11,902.33

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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.