Home / 19,744.36-29,607.34-7,261.20

Finding the Fourth Proportional to 19,744.36, 29,607.34 and 7,261.20

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Solution

The fourth proportional to 19,744.36, 29,607.34 and 7,261.20 is: 10,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.36 : 29,607.34 = 7,261.20 : x
  2. Step 2: Convert to fraction form
    19,744.36/29,607.34 = 7,261.20/x
  3. Step 3: Cross multiply
    19,744.36x = 29,607.34 × 7,261.20
  4. Step 4: Simplify right side
    19,744.36x = 214,984,817.21
  5. Step 5: Solve for x
    x = 214,984,817.21/19,744.36
  6. Step 6: Final answer
    x = 10,888.42

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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.