Home / 23,678.40-32,662.44-15,177.54

Finding the Fourth Proportional to 23,678.40, 32,662.44 and 15,177.54

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Solution

The fourth proportional to 23,678.40, 32,662.44 and 15,177.54 is: 20,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678.40 : 32,662.44 = 15,177.54 : x
  2. Step 2: Convert to fraction form
    23,678.40/32,662.44 = 15,177.54/x
  3. Step 3: Cross multiply
    23,678.40x = 32,662.44 × 15,177.54
  4. Step 4: Simplify right side
    23,678.40x = 495,735,489.60
  5. Step 5: Solve for x
    x = 495,735,489.60/23,678.40
  6. Step 6: Final answer
    x = 20,936.19

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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.