Home / 36,269.40-54,353.07-28,840.89

Finding the Fourth Proportional to 36,269.40, 54,353.07 and 28,840.89

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Solution

The fourth proportional to 36,269.40, 54,353.07 and 28,840.89 is: 43,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,269.40 : 54,353.07 = 28,840.89 : x
  2. Step 2: Convert to fraction form
    36,269.40/54,353.07 = 28,840.89/x
  3. Step 3: Cross multiply
    36,269.40x = 54,353.07 × 28,840.89
  4. Step 4: Simplify right side
    36,269.40x = 1,567,590,913.03
  5. Step 5: Solve for x
    x = 1,567,590,913.03/36,269.40
  6. Step 6: Final answer
    x = 43,220.76

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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.