Home / 21,745.04-32,617.56-11,354.36

Finding the Fourth Proportional to 21,745.04, 32,617.56 and 11,354.36

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Solution

The fourth proportional to 21,745.04, 32,617.56 and 11,354.36 is: 17,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,745.04 : 32,617.56 = 11,354.36 : x
  2. Step 2: Convert to fraction form
    21,745.04/32,617.56 = 11,354.36/x
  3. Step 3: Cross multiply
    21,745.04x = 32,617.56 × 11,354.36
  4. Step 4: Simplify right side
    21,745.04x = 370,351,518.56
  5. Step 5: Solve for x
    x = 370,351,518.56/21,745.04
  6. Step 6: Final answer
    x = 17,031.54

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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.