Home / 14,058.64-19,398.30-8,090.56

Finding the Fourth Proportional to 14,058.64, 19,398.30 and 8,090.56

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Solution

The fourth proportional to 14,058.64, 19,398.30 and 8,090.56 is: 11,163.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.64 : 19,398.30 = 8,090.56 : x
  2. Step 2: Convert to fraction form
    14,058.64/19,398.30 = 8,090.56/x
  3. Step 3: Cross multiply
    14,058.64x = 19,398.30 × 8,090.56
  4. Step 4: Simplify right side
    14,058.64x = 156,943,110.05
  5. Step 5: Solve for x
    x = 156,943,110.05/14,058.64
  6. Step 6: Final answer
    x = 11,163.46

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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.