Home / 36,579.21-54,866.09-13,205.67

Finding the Fourth Proportional to 36,579.21, 54,866.09 and 13,205.67

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Solution

The fourth proportional to 36,579.21, 54,866.09 and 13,205.67 is: 19,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.21 : 54,866.09 = 13,205.67 : x
  2. Step 2: Convert to fraction form
    36,579.21/54,866.09 = 13,205.67/x
  3. Step 3: Cross multiply
    36,579.21x = 54,866.09 × 13,205.67
  4. Step 4: Simplify right side
    36,579.21x = 724,543,412.70
  5. Step 5: Solve for x
    x = 724,543,412.70/36,579.21
  6. Step 6: Final answer
    x = 19,807.52

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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.