Home / 26,847.04-40,265.88-7,126.60

Finding the Fourth Proportional to 26,847.04, 40,265.88 and 7,126.60

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Solution

The fourth proportional to 26,847.04, 40,265.88 and 7,126.60 is: 10,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,847.04 : 40,265.88 = 7,126.60 : x
  2. Step 2: Convert to fraction form
    26,847.04/40,265.88 = 7,126.60/x
  3. Step 3: Cross multiply
    26,847.04x = 40,265.88 × 7,126.60
  4. Step 4: Simplify right side
    26,847.04x = 286,958,820.41
  5. Step 5: Solve for x
    x = 286,958,820.41/26,847.04
  6. Step 6: Final answer
    x = 10,688.66

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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.