Home / 16,742.45-25,106.37-5,647.07

Finding the Fourth Proportional to 16,742.45, 25,106.37 and 5,647.07

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Solution

The fourth proportional to 16,742.45, 25,106.37 and 5,647.07 is: 8,468.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.45 : 25,106.37 = 5,647.07 : x
  2. Step 2: Convert to fraction form
    16,742.45/25,106.37 = 5,647.07/x
  3. Step 3: Cross multiply
    16,742.45x = 25,106.37 × 5,647.07
  4. Step 4: Simplify right side
    16,742.45x = 141,777,303.30
  5. Step 5: Solve for x
    x = 141,777,303.30/16,742.45
  6. Step 6: Final answer
    x = 8,468.14

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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.