Home / 39,213.56-58,830.24-11,511.56

Finding the Fourth Proportional to 39,213.56, 58,830.24 and 11,511.56

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Solution

The fourth proportional to 39,213.56, 58,830.24 and 11,511.56 is: 17,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,213.56 : 58,830.24 = 11,511.56 : x
  2. Step 2: Convert to fraction form
    39,213.56/58,830.24 = 11,511.56/x
  3. Step 3: Cross multiply
    39,213.56x = 58,830.24 × 11,511.56
  4. Step 4: Simplify right side
    39,213.56x = 677,227,837.57
  5. Step 5: Solve for x
    x = 677,227,837.57/39,213.56
  6. Step 6: Final answer
    x = 17,270.25

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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.