Home / 13,238.73-19,852.26-6,220.74

Finding the Fourth Proportional to 13,238.73, 19,852.26 and 6,220.74

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Solution

The fourth proportional to 13,238.73, 19,852.26 and 6,220.74 is: 9,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,238.73 : 19,852.26 = 6,220.74 : x
  2. Step 2: Convert to fraction form
    13,238.73/19,852.26 = 6,220.74/x
  3. Step 3: Cross multiply
    13,238.73x = 19,852.26 × 6,220.74
  4. Step 4: Simplify right side
    13,238.73x = 123,495,771.20
  5. Step 5: Solve for x
    x = 123,495,771.20/13,238.73
  6. Step 6: Final answer
    x = 9,328.37

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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.