Home / 43,626.85-65,440.27-12,462.10

Finding the Fourth Proportional to 43,626.85, 65,440.27 and 12,462.10

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Solution

The fourth proportional to 43,626.85, 65,440.27 and 12,462.10 is: 18,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,626.85 : 65,440.27 = 12,462.10 : x
  2. Step 2: Convert to fraction form
    43,626.85/65,440.27 = 12,462.10/x
  3. Step 3: Cross multiply
    43,626.85x = 65,440.27 × 12,462.10
  4. Step 4: Simplify right side
    43,626.85x = 815,522,994.01
  5. Step 5: Solve for x
    x = 815,522,994.01/43,626.85
  6. Step 6: Final answer
    x = 18,693.15

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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.