Home / 14,118.69-19,486.13-7,833.09

Finding the Fourth Proportional to 14,118.69, 19,486.13 and 7,833.09

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Solution

The fourth proportional to 14,118.69, 19,486.13 and 7,833.09 is: 10,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118.69 : 19,486.13 = 7,833.09 : x
  2. Step 2: Convert to fraction form
    14,118.69/19,486.13 = 7,833.09/x
  3. Step 3: Cross multiply
    14,118.69x = 19,486.13 × 7,833.09
  4. Step 4: Simplify right side
    14,118.69x = 152,636,570.88
  5. Step 5: Solve for x
    x = 152,636,570.88/14,118.69
  6. Step 6: Final answer
    x = 10,810.96

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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.