Home / 13,082.64-19,624.63-4,318.24

Finding the Fourth Proportional to 13,082.64, 19,624.63 and 4,318.24

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Solution

The fourth proportional to 13,082.64, 19,624.63 and 4,318.24 is: 6,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.64 : 19,624.63 = 4,318.24 : x
  2. Step 2: Convert to fraction form
    13,082.64/19,624.63 = 4,318.24/x
  3. Step 3: Cross multiply
    13,082.64x = 19,624.63 × 4,318.24
  4. Step 4: Simplify right side
    13,082.64x = 84,743,764.13
  5. Step 5: Solve for x
    x = 84,743,764.13/13,082.64
  6. Step 6: Final answer
    x = 6,477.58

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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.