Home / 13,465.88-20,198.98-4,700.84

Finding the Fourth Proportional to 13,465.88, 20,198.98 and 4,700.84

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Solution

The fourth proportional to 13,465.88, 20,198.98 and 4,700.84 is: 7,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.88 : 20,198.98 = 4,700.84 : x
  2. Step 2: Convert to fraction form
    13,465.88/20,198.98 = 4,700.84/x
  3. Step 3: Cross multiply
    13,465.88x = 20,198.98 × 4,700.84
  4. Step 4: Simplify right side
    13,465.88x = 94,952,173.14
  5. Step 5: Solve for x
    x = 94,952,173.14/13,465.88
  6. Step 6: Final answer
    x = 7,051.32

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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.