Home / 39,856.40-59,784.60-27,414.80

Finding the Fourth Proportional to 39,856.40, 59,784.60 and 27,414.80

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Solution

The fourth proportional to 39,856.40, 59,784.60 and 27,414.80 is: 41,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.40 : 59,784.60 = 27,414.80 : x
  2. Step 2: Convert to fraction form
    39,856.40/59,784.60 = 27,414.80/x
  3. Step 3: Cross multiply
    39,856.40x = 59,784.60 × 27,414.80
  4. Step 4: Simplify right side
    39,856.40x = 1,638,982,852.08
  5. Step 5: Solve for x
    x = 1,638,982,852.08/39,856.40
  6. Step 6: Final answer
    x = 41,122.20

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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.