Home / 43,333.80-65,000.70-12,169.05

Finding the Fourth Proportional to 43,333.80, 65,000.70 and 12,169.05

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Solution

The fourth proportional to 43,333.80, 65,000.70 and 12,169.05 is: 18,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,333.80 : 65,000.70 = 12,169.05 : x
  2. Step 2: Convert to fraction form
    43,333.80/65,000.70 = 12,169.05/x
  3. Step 3: Cross multiply
    43,333.80x = 65,000.70 × 12,169.05
  4. Step 4: Simplify right side
    43,333.80x = 790,996,768.34
  5. Step 5: Solve for x
    x = 790,996,768.34/43,333.80
  6. Step 6: Final answer
    x = 18,253.58

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Similar ratio
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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.