Home / 13,099.26-19,500.75-13,021.41

Finding the Fourth Proportional to 13,099.26, 19,500.75 and 13,021.41

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Solution

The fourth proportional to 13,099.26, 19,500.75 and 13,021.41 is: 19,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.26 : 19,500.75 = 13,021.41 : x
  2. Step 2: Convert to fraction form
    13,099.26/19,500.75 = 13,021.41/x
  3. Step 3: Cross multiply
    13,099.26x = 19,500.75 × 13,021.41
  4. Step 4: Simplify right side
    13,099.26x = 253,927,261.06
  5. Step 5: Solve for x
    x = 253,927,261.06/13,099.26
  6. Step 6: Final answer
    x = 19,384.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.