Home / 14,100.08-19,461.60-8,135.30

Finding the Fourth Proportional to 14,100.08, 19,461.60 and 8,135.30

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Solution

The fourth proportional to 14,100.08, 19,461.60 and 8,135.30 is: 11,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.08 : 19,461.60 = 8,135.30 : x
  2. Step 2: Convert to fraction form
    14,100.08/19,461.60 = 8,135.30/x
  3. Step 3: Cross multiply
    14,100.08x = 19,461.60 × 8,135.30
  4. Step 4: Simplify right side
    14,100.08x = 158,326,003.13
  5. Step 5: Solve for x
    x = 158,326,003.13/14,100.08
  6. Step 6: Final answer
    x = 11,228.73

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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.