Home / 23,729.04-32,745.87-13,118.45

Finding the Fourth Proportional to 23,729.04, 32,745.87 and 13,118.45

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Solution

The fourth proportional to 23,729.04, 32,745.87 and 13,118.45 is: 18,103.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,729.04 : 32,745.87 = 13,118.45 : x
  2. Step 2: Convert to fraction form
    23,729.04/32,745.87 = 13,118.45/x
  3. Step 3: Cross multiply
    23,729.04x = 32,745.87 × 13,118.45
  4. Step 4: Simplify right side
    23,729.04x = 429,574,894.57
  5. Step 5: Solve for x
    x = 429,574,894.57/23,729.04
  6. Step 6: Final answer
    x = 18,103.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.