Home / 23,515.54-32,451.32-12,904.94

Finding the Fourth Proportional to 23,515.54, 32,451.32 and 12,904.94

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Solution

The fourth proportional to 23,515.54, 32,451.32 and 12,904.94 is: 17,808.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.54 : 32,451.32 = 12,904.94 : x
  2. Step 2: Convert to fraction form
    23,515.54/32,451.32 = 12,904.94/x
  3. Step 3: Cross multiply
    23,515.54x = 32,451.32 × 12,904.94
  4. Step 4: Simplify right side
    23,515.54x = 418,782,450.91
  5. Step 5: Solve for x
    x = 418,782,450.91/23,515.54
  6. Step 6: Final answer
    x = 17,808.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.