Home / 23,465.45-32,382.42-12,855.06

Finding the Fourth Proportional to 23,465.45, 32,382.42 and 12,855.06

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Solution

The fourth proportional to 23,465.45, 32,382.42 and 12,855.06 is: 17,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,465.45 : 32,382.42 = 12,855.06 : x
  2. Step 2: Convert to fraction form
    23,465.45/32,382.42 = 12,855.06/x
  3. Step 3: Cross multiply
    23,465.45x = 32,382.42 × 12,855.06
  4. Step 4: Simplify right side
    23,465.45x = 416,277,952.05
  5. Step 5: Solve for x
    x = 416,277,952.05/23,465.45
  6. Step 6: Final answer
    x = 17,740.04

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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.