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Finding the Fourth Proportional to 23,642.76, 35,477.66 and 11,956.84

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Solution

The fourth proportional to 23,642.76, 35,477.66 and 11,956.84 is: 17,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.76 : 35,477.66 = 11,956.84 : x
  2. Step 2: Convert to fraction form
    23,642.76/35,477.66 = 11,956.84/x
  3. Step 3: Cross multiply
    23,642.76x = 35,477.66 × 11,956.84
  4. Step 4: Simplify right side
    23,642.76x = 424,200,704.19
  5. Step 5: Solve for x
    x = 424,200,704.19/23,642.76
  6. Step 6: Final answer
    x = 17,942.10

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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.