Home / 13,218.01-19,821.24-5,004.25

Finding the Fourth Proportional to 13,218.01, 19,821.24 and 5,004.25

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Solution

The fourth proportional to 13,218.01, 19,821.24 and 5,004.25 is: 7,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,218.01 : 19,821.24 = 5,004.25 : x
  2. Step 2: Convert to fraction form
    13,218.01/19,821.24 = 5,004.25/x
  3. Step 3: Cross multiply
    13,218.01x = 19,821.24 × 5,004.25
  4. Step 4: Simplify right side
    13,218.01x = 99,190,440.27
  5. Step 5: Solve for x
    x = 99,190,440.27/13,218.01
  6. Step 6: Final answer
    x = 7,504.19

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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.