Home / 14,557.82-21,841.34-5,197.64

Finding the Fourth Proportional to 14,557.82, 21,841.34 and 5,197.64

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Solution

The fourth proportional to 14,557.82, 21,841.34 and 5,197.64 is: 7,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.82 : 21,841.34 = 5,197.64 : x
  2. Step 2: Convert to fraction form
    14,557.82/21,841.34 = 5,197.64/x
  3. Step 3: Cross multiply
    14,557.82x = 21,841.34 × 5,197.64
  4. Step 4: Simplify right side
    14,557.82x = 113,523,326.22
  5. Step 5: Solve for x
    x = 113,523,326.22/14,557.82
  6. Step 6: Final answer
    x = 7,798.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.