Home / 39,204.51-58,749.35-19,443.61

Finding the Fourth Proportional to 39,204.51, 58,749.35 and 19,443.61

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Solution

The fourth proportional to 39,204.51, 58,749.35 and 19,443.61 is: 29,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,204.51 : 58,749.35 = 19,443.61 : x
  2. Step 2: Convert to fraction form
    39,204.51/58,749.35 = 19,443.61/x
  3. Step 3: Cross multiply
    39,204.51x = 58,749.35 × 19,443.61
  4. Step 4: Simplify right side
    39,204.51x = 1,142,299,155.41
  5. Step 5: Solve for x
    x = 1,142,299,155.41/39,204.51
  6. Step 6: Final answer
    x = 29,136.93

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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.