Home / 14,879.34-20,525.67-11,336.40

Finding the Fourth Proportional to 14,879.34, 20,525.67 and 11,336.40

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Solution

The fourth proportional to 14,879.34, 20,525.67 and 11,336.40 is: 15,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.34 : 20,525.67 = 11,336.40 : x
  2. Step 2: Convert to fraction form
    14,879.34/20,525.67 = 11,336.40/x
  3. Step 3: Cross multiply
    14,879.34x = 20,525.67 × 11,336.40
  4. Step 4: Simplify right side
    14,879.34x = 232,687,205.39
  5. Step 5: Solve for x
    x = 232,687,205.39/14,879.34
  6. Step 6: Final answer
    x = 15,638.27

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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.