Home / 36,267.36-54,312.48-20,695.20

Finding the Fourth Proportional to 36,267.36, 54,312.48 and 20,695.20

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Solution

The fourth proportional to 36,267.36, 54,312.48 and 20,695.20 is: 30,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,267.36 : 54,312.48 = 20,695.20 : x
  2. Step 2: Convert to fraction form
    36,267.36/54,312.48 = 20,695.20/x
  3. Step 3: Cross multiply
    36,267.36x = 54,312.48 × 20,695.20
  4. Step 4: Simplify right side
    36,267.36x = 1,124,007,636.10
  5. Step 5: Solve for x
    x = 1,124,007,636.10/36,267.36
  6. Step 6: Final answer
    x = 30,992.27

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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.