Home / 14,058.94-19,400.77-8,090.82

Finding the Fourth Proportional to 14,058.94, 19,400.77 and 8,090.82

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Solution

The fourth proportional to 14,058.94, 19,400.77 and 8,090.82 is: 11,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.94 : 19,400.77 = 8,090.82 : x
  2. Step 2: Convert to fraction form
    14,058.94/19,400.77 = 8,090.82/x
  3. Step 3: Cross multiply
    14,058.94x = 19,400.77 × 8,090.82
  4. Step 4: Simplify right side
    14,058.94x = 156,968,137.93
  5. Step 5: Solve for x
    x = 156,968,137.93/14,058.94
  6. Step 6: Final answer
    x = 11,165.01

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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.