Home / 13,114.39-19,668.55-3,752.67

Finding the Fourth Proportional to 13,114.39, 19,668.55 and 3,752.67

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Solution

The fourth proportional to 13,114.39, 19,668.55 and 3,752.67 is: 5,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.39 : 19,668.55 = 3,752.67 : x
  2. Step 2: Convert to fraction form
    13,114.39/19,668.55 = 3,752.67/x
  3. Step 3: Cross multiply
    13,114.39x = 19,668.55 × 3,752.67
  4. Step 4: Simplify right side
    13,114.39x = 73,809,577.53
  5. Step 5: Solve for x
    x = 73,809,577.53/13,114.39
  6. Step 6: Final answer
    x = 5,628.14

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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.