Home / 14,018.90-19,345.19-8,046.36

Finding the Fourth Proportional to 14,018.90, 19,345.19 and 8,046.36

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Solution

The fourth proportional to 14,018.90, 19,345.19 and 8,046.36 is: 11,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.90 : 19,345.19 = 8,046.36 : x
  2. Step 2: Convert to fraction form
    14,018.90/19,345.19 = 8,046.36/x
  3. Step 3: Cross multiply
    14,018.90x = 19,345.19 × 8,046.36
  4. Step 4: Simplify right side
    14,018.90x = 155,658,383.12
  5. Step 5: Solve for x
    x = 155,658,383.12/14,018.90
  6. Step 6: Final answer
    x = 11,103.47

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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.