Home / 43,626.09-65,439.14-12,461.34

Finding the Fourth Proportional to 43,626.09, 65,439.14 and 12,461.34

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Solution

The fourth proportional to 43,626.09, 65,439.14 and 12,461.34 is: 18,692.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,626.09 : 65,439.14 = 12,461.34 : x
  2. Step 2: Convert to fraction form
    43,626.09/65,439.14 = 12,461.34/x
  3. Step 3: Cross multiply
    43,626.09x = 65,439.14 × 12,461.34
  4. Step 4: Simplify right side
    43,626.09x = 815,459,626.03
  5. Step 5: Solve for x
    x = 815,459,626.03/43,626.09
  6. Step 6: Final answer
    x = 18,692.02

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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.