Home / 14,345.82-19,799.09-8,058.20

Finding the Fourth Proportional to 14,345.82, 19,799.09 and 8,058.20

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Solution

The fourth proportional to 14,345.82, 19,799.09 and 8,058.20 is: 11,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.82 : 19,799.09 = 8,058.20 : x
  2. Step 2: Convert to fraction form
    14,345.82/19,799.09 = 8,058.20/x
  3. Step 3: Cross multiply
    14,345.82x = 19,799.09 × 8,058.20
  4. Step 4: Simplify right side
    14,345.82x = 159,544,887.75
  5. Step 5: Solve for x
    x = 159,544,887.75/14,345.82
  6. Step 6: Final answer
    x = 11,121.35

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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.