Home / 23,322.12-34,988.06-12,912.04

Finding the Fourth Proportional to 23,322.12, 34,988.06 and 12,912.04

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Solution

The fourth proportional to 23,322.12, 34,988.06 and 12,912.04 is: 19,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,322.12 : 34,988.06 = 12,912.04 : x
  2. Step 2: Convert to fraction form
    23,322.12/34,988.06 = 12,912.04/x
  3. Step 3: Cross multiply
    23,322.12x = 34,988.06 × 12,912.04
  4. Step 4: Simplify right side
    23,322.12x = 451,767,230.24
  5. Step 5: Solve for x
    x = 451,767,230.24/23,322.12
  6. Step 6: Final answer
    x = 19,370.76

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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.