Home / 28,601.44-42,706.52-25,620.64

Finding the Fourth Proportional to 28,601.44, 42,706.52 and 25,620.64

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Solution

The fourth proportional to 28,601.44, 42,706.52 and 25,620.64 is: 38,255.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601.44 : 42,706.52 = 25,620.64 : x
  2. Step 2: Convert to fraction form
    28,601.44/42,706.52 = 25,620.64/x
  3. Step 3: Cross multiply
    28,601.44x = 42,706.52 × 25,620.64
  4. Step 4: Simplify right side
    28,601.44x = 1,094,168,374.57
  5. Step 5: Solve for x
    x = 1,094,168,374.57/28,601.44
  6. Step 6: Final answer
    x = 38,255.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.