Home / 36,235.89-54,353.29-12,560.67

Finding the Fourth Proportional to 36,235.89, 54,353.29 and 12,560.67

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Solution

The fourth proportional to 36,235.89, 54,353.29 and 12,560.67 is: 18,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,235.89 : 54,353.29 = 12,560.67 : x
  2. Step 2: Convert to fraction form
    36,235.89/54,353.29 = 12,560.67/x
  3. Step 3: Cross multiply
    36,235.89x = 54,353.29 × 12,560.67
  4. Step 4: Simplify right side
    36,235.89x = 682,713,404.53
  5. Step 5: Solve for x
    x = 682,713,404.53/36,235.89
  6. Step 6: Final answer
    x = 18,840.81

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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.