Home / 23,190.60-34,785.90-11,526.60

Finding the Fourth Proportional to 23,190.60, 34,785.90 and 11,526.60

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Solution

The fourth proportional to 23,190.60, 34,785.90 and 11,526.60 is: 17,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.60 : 34,785.90 = 11,526.60 : x
  2. Step 2: Convert to fraction form
    23,190.60/34,785.90 = 11,526.60/x
  3. Step 3: Cross multiply
    23,190.60x = 34,785.90 × 11,526.60
  4. Step 4: Simplify right side
    23,190.60x = 400,963,154.94
  5. Step 5: Solve for x
    x = 400,963,154.94/23,190.60
  6. Step 6: Final answer
    x = 17,289.90

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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.