Home / 36,477.90-54,693.78-15,406.98

Finding the Fourth Proportional to 36,477.90, 54,693.78 and 15,406.98

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Solution

The fourth proportional to 36,477.90, 54,693.78 and 15,406.98 is: 23,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.90 : 54,693.78 = 15,406.98 : x
  2. Step 2: Convert to fraction form
    36,477.90/54,693.78 = 15,406.98/x
  3. Step 3: Cross multiply
    36,477.90x = 54,693.78 × 15,406.98
  4. Step 4: Simplify right side
    36,477.90x = 842,665,974.58
  5. Step 5: Solve for x
    x = 842,665,974.58/36,477.90
  6. Step 6: Final answer
    x = 23,100.73

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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.