Home / 23,581.80-35,376.20-7,788.50

Finding the Fourth Proportional to 23,581.80, 35,376.20 and 7,788.50

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Solution

The fourth proportional to 23,581.80, 35,376.20 and 7,788.50 is: 11,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,581.80 : 35,376.20 = 7,788.50 : x
  2. Step 2: Convert to fraction form
    23,581.80/35,376.20 = 7,788.50/x
  3. Step 3: Cross multiply
    23,581.80x = 35,376.20 × 7,788.50
  4. Step 4: Simplify right side
    23,581.80x = 275,527,533.70
  5. Step 5: Solve for x
    x = 275,527,533.70/23,581.80
  6. Step 6: Final answer
    x = 11,683.91

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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.