Home / 39,898.33-59,856.26-11,820.59

Finding the Fourth Proportional to 39,898.33, 59,856.26 and 11,820.59

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Solution

The fourth proportional to 39,898.33, 59,856.26 and 11,820.59 is: 17,733.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,898.33 : 59,856.26 = 11,820.59 : x
  2. Step 2: Convert to fraction form
    39,898.33/59,856.26 = 11,820.59/x
  3. Step 3: Cross multiply
    39,898.33x = 59,856.26 × 11,820.59
  4. Step 4: Simplify right side
    39,898.33x = 707,536,308.39
  5. Step 5: Solve for x
    x = 707,536,308.39/39,898.33
  6. Step 6: Final answer
    x = 17,733.48

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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.