Home / 13,416.58-20,110.85-4,528.84

Finding the Fourth Proportional to 13,416.58, 20,110.85 and 4,528.84

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Solution

The fourth proportional to 13,416.58, 20,110.85 and 4,528.84 is: 6,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,416.58 : 20,110.85 = 4,528.84 : x
  2. Step 2: Convert to fraction form
    13,416.58/20,110.85 = 4,528.84/x
  3. Step 3: Cross multiply
    13,416.58x = 20,110.85 × 4,528.84
  4. Step 4: Simplify right side
    13,416.58x = 91,078,756.67
  5. Step 5: Solve for x
    x = 91,078,756.67/13,416.58
  6. Step 6: Final answer
    x = 6,788.52

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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.