Home / 13,014.70-19,508.07-5,622.64

Finding the Fourth Proportional to 13,014.70, 19,508.07 and 5,622.64

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Solution

The fourth proportional to 13,014.70, 19,508.07 and 5,622.64 is: 8,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.70 : 19,508.07 = 5,622.64 : x
  2. Step 2: Convert to fraction form
    13,014.70/19,508.07 = 5,622.64/x
  3. Step 3: Cross multiply
    13,014.70x = 19,508.07 × 5,622.64
  4. Step 4: Simplify right side
    13,014.70x = 109,686,854.70
  5. Step 5: Solve for x
    x = 109,686,854.70/13,014.70
  6. Step 6: Final answer
    x = 8,427.92

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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.