Home / 14,555.04-20,085.96-8,267.28

Finding the Fourth Proportional to 14,555.04, 20,085.96 and 8,267.28

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Solution

The fourth proportional to 14,555.04, 20,085.96 and 8,267.28 is: 11,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.04 : 20,085.96 = 8,267.28 : x
  2. Step 2: Convert to fraction form
    14,555.04/20,085.96 = 8,267.28/x
  3. Step 3: Cross multiply
    14,555.04x = 20,085.96 × 8,267.28
  4. Step 4: Simplify right side
    14,555.04x = 166,056,255.39
  5. Step 5: Solve for x
    x = 166,056,255.39/14,555.04
  6. Step 6: Final answer
    x = 11,408.85

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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.