Home / 36,801.30-55,210.10-13,427.67

Finding the Fourth Proportional to 36,801.30, 55,210.10 and 13,427.67

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Solution

The fourth proportional to 36,801.30, 55,210.10 and 13,427.67 is: 20,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,801.30 : 55,210.10 = 13,427.67 : x
  2. Step 2: Convert to fraction form
    36,801.30/55,210.10 = 13,427.67/x
  3. Step 3: Cross multiply
    36,801.30x = 55,210.10 × 13,427.67
  4. Step 4: Simplify right side
    36,801.30x = 741,342,936.33
  5. Step 5: Solve for x
    x = 741,342,936.33/36,801.30
  6. Step 6: Final answer
    x = 20,144.48

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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.