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Finding the Fourth Proportional to 38,482.92, 57,724.38 and 17,706.60

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Solution

The fourth proportional to 38,482.92, 57,724.38 and 17,706.60 is: 26,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,482.92 : 57,724.38 = 17,706.60 : x
  2. Step 2: Convert to fraction form
    38,482.92/57,724.38 = 17,706.60/x
  3. Step 3: Cross multiply
    38,482.92x = 57,724.38 × 17,706.60
  4. Step 4: Simplify right side
    38,482.92x = 1,022,102,506.91
  5. Step 5: Solve for x
    x = 1,022,102,506.91/38,482.92
  6. Step 6: Final answer
    x = 26,559.90

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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.