Home / 12,362.73-18,554.06-6,441.43

Finding the Fourth Proportional to 12,362.73, 18,554.06 and 6,441.43

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Solution

The fourth proportional to 12,362.73, 18,554.06 and 6,441.43 is: 9,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.73 : 18,554.06 = 6,441.43 : x
  2. Step 2: Convert to fraction form
    12,362.73/18,554.06 = 6,441.43/x
  3. Step 3: Cross multiply
    12,362.73x = 18,554.06 × 6,441.43
  4. Step 4: Simplify right side
    12,362.73x = 119,514,678.71
  5. Step 5: Solve for x
    x = 119,514,678.71/12,362.73
  6. Step 6: Final answer
    x = 9,667.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.