Home / 13,082.19-19,621.20-5,684.67

Finding the Fourth Proportional to 13,082.19, 19,621.20 and 5,684.67

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Solution

The fourth proportional to 13,082.19, 19,621.20 and 5,684.67 is: 8,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.19 : 19,621.20 = 5,684.67 : x
  2. Step 2: Convert to fraction form
    13,082.19/19,621.20 = 5,684.67/x
  3. Step 3: Cross multiply
    13,082.19x = 19,621.20 × 5,684.67
  4. Step 4: Simplify right side
    13,082.19x = 111,540,047.00
  5. Step 5: Solve for x
    x = 111,540,047.00/13,082.19
  6. Step 6: Final answer
    x = 8,526.10

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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.