Home / 55,481.36-83,271.48-25,915.84

Finding the Fourth Proportional to 55,481.36, 83,271.48 and 25,915.84

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Solution

The fourth proportional to 55,481.36, 83,271.48 and 25,915.84 is: 38,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,481.36 : 83,271.48 = 25,915.84 : x
  2. Step 2: Convert to fraction form
    55,481.36/83,271.48 = 25,915.84/x
  3. Step 3: Cross multiply
    55,481.36x = 83,271.48 × 25,915.84
  4. Step 4: Simplify right side
    55,481.36x = 2,158,050,352.24
  5. Step 5: Solve for x
    x = 2,158,050,352.24/55,481.36
  6. Step 6: Final answer
    x = 38,896.85

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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.