Home / 13,224.34-19,851.09-7,683.94

Finding the Fourth Proportional to 13,224.34, 19,851.09 and 7,683.94

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Solution

The fourth proportional to 13,224.34, 19,851.09 and 7,683.94 is: 11,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.34 : 19,851.09 = 7,683.94 : x
  2. Step 2: Convert to fraction form
    13,224.34/19,851.09 = 7,683.94/x
  3. Step 3: Cross multiply
    13,224.34x = 19,851.09 × 7,683.94
  4. Step 4: Simplify right side
    13,224.34x = 152,534,584.49
  5. Step 5: Solve for x
    x = 152,534,584.49/13,224.34
  6. Step 6: Final answer
    x = 11,534.38

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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.