Home / 13,270.30-19,899.78-4,501.24

Finding the Fourth Proportional to 13,270.30, 19,899.78 and 4,501.24

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Solution

The fourth proportional to 13,270.30, 19,899.78 and 4,501.24 is: 6,749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270.30 : 19,899.78 = 4,501.24 : x
  2. Step 2: Convert to fraction form
    13,270.30/19,899.78 = 4,501.24/x
  3. Step 3: Cross multiply
    13,270.30x = 19,899.78 × 4,501.24
  4. Step 4: Simplify right side
    13,270.30x = 89,573,685.73
  5. Step 5: Solve for x
    x = 89,573,685.73/13,270.30
  6. Step 6: Final answer
    x = 6,749.94

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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.