Home / 28,926.63-43,414.52-20,626.97

Finding the Fourth Proportional to 28,926.63, 43,414.52 and 20,626.97

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Solution

The fourth proportional to 28,926.63, 43,414.52 and 20,626.97 is: 30,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.63 : 43,414.52 = 20,626.97 : x
  2. Step 2: Convert to fraction form
    28,926.63/43,414.52 = 20,626.97/x
  3. Step 3: Cross multiply
    28,926.63x = 43,414.52 × 20,626.97
  4. Step 4: Simplify right side
    28,926.63x = 895,509,681.40
  5. Step 5: Solve for x
    x = 895,509,681.40/28,926.63
  6. Step 6: Final answer
    x = 30,957.97

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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.