Home / 11,756.60-16,223.46-8,957.24

Finding the Fourth Proportional to 11,756.60, 16,223.46 and 8,957.24

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Solution

The fourth proportional to 11,756.60, 16,223.46 and 8,957.24 is: 12,360.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.60 : 16,223.46 = 8,957.24 : x
  2. Step 2: Convert to fraction form
    11,756.60/16,223.46 = 8,957.24/x
  3. Step 3: Cross multiply
    11,756.60x = 16,223.46 × 8,957.24
  4. Step 4: Simplify right side
    11,756.60x = 145,317,424.85
  5. Step 5: Solve for x
    x = 145,317,424.85/11,756.60
  6. Step 6: Final answer
    x = 12,360.50

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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.