Home / 13,277.00-19,915.40-3,416.27

Finding the Fourth Proportional to 13,277.00, 19,915.40 and 3,416.27

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Solution

The fourth proportional to 13,277.00, 19,915.40 and 3,416.27 is: 5,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.00 : 19,915.40 = 3,416.27 : x
  2. Step 2: Convert to fraction form
    13,277.00/19,915.40 = 3,416.27/x
  3. Step 3: Cross multiply
    13,277.00x = 19,915.40 × 3,416.27
  4. Step 4: Simplify right side
    13,277.00x = 68,036,266.90
  5. Step 5: Solve for x
    x = 68,036,266.90/13,277.00
  6. Step 6: Final answer
    x = 5,124.37

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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.