Home / 38,475.96-53,096.94-21,708.60

Finding the Fourth Proportional to 38,475.96, 53,096.94 and 21,708.60

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Solution

The fourth proportional to 38,475.96, 53,096.94 and 21,708.60 is: 29,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,475.96 : 53,096.94 = 21,708.60 : x
  2. Step 2: Convert to fraction form
    38,475.96/53,096.94 = 21,708.60/x
  3. Step 3: Cross multiply
    38,475.96x = 53,096.94 × 21,708.60
  4. Step 4: Simplify right side
    38,475.96x = 1,152,660,231.68
  5. Step 5: Solve for x
    x = 1,152,660,231.68/38,475.96
  6. Step 6: Final answer
    x = 29,957.93

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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.