Home / 13,475.47-20,219.09-4,716.67

Finding the Fourth Proportional to 13,475.47, 20,219.09 and 4,716.67

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Solution

The fourth proportional to 13,475.47, 20,219.09 and 4,716.67 is: 7,077.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.47 : 20,219.09 = 4,716.67 : x
  2. Step 2: Convert to fraction form
    13,475.47/20,219.09 = 4,716.67/x
  3. Step 3: Cross multiply
    13,475.47x = 20,219.09 × 4,716.67
  4. Step 4: Simplify right side
    13,475.47x = 95,366,751.65
  5. Step 5: Solve for x
    x = 95,366,751.65/13,475.47
  6. Step 6: Final answer
    x = 7,077.06

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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.