Home / 13,267.64-19,902.75-4,945.71

Finding the Fourth Proportional to 13,267.64, 19,902.75 and 4,945.71

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Solution

The fourth proportional to 13,267.64, 19,902.75 and 4,945.71 is: 7,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.64 : 19,902.75 = 4,945.71 : x
  2. Step 2: Convert to fraction form
    13,267.64/19,902.75 = 4,945.71/x
  3. Step 3: Cross multiply
    13,267.64x = 19,902.75 × 4,945.71
  4. Step 4: Simplify right side
    13,267.64x = 98,433,229.70
  5. Step 5: Solve for x
    x = 98,433,229.70/13,267.64
  6. Step 6: Final answer
    x = 7,419.05

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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.