Home / 14,415.32-19,893.11-8,041.91

Finding the Fourth Proportional to 14,415.32, 19,893.11 and 8,041.91

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Solution

The fourth proportional to 14,415.32, 19,893.11 and 8,041.91 is: 11,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.32 : 19,893.11 = 8,041.91 : x
  2. Step 2: Convert to fraction form
    14,415.32/19,893.11 = 8,041.91/x
  3. Step 3: Cross multiply
    14,415.32x = 19,893.11 × 8,041.91
  4. Step 4: Simplify right side
    14,415.32x = 159,978,460.57
  5. Step 5: Solve for x
    x = 159,978,460.57/14,415.32
  6. Step 6: Final answer
    x = 11,097.81

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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.