Home / 23,111.93-34,667.89-9,270.65

Finding the Fourth Proportional to 23,111.93, 34,667.89 and 9,270.65

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Solution

The fourth proportional to 23,111.93, 34,667.89 and 9,270.65 is: 13,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111.93 : 34,667.89 = 9,270.65 : x
  2. Step 2: Convert to fraction form
    23,111.93/34,667.89 = 9,270.65/x
  3. Step 3: Cross multiply
    23,111.93x = 34,667.89 × 9,270.65
  4. Step 4: Simplify right side
    23,111.93x = 321,393,677.91
  5. Step 5: Solve for x
    x = 321,393,677.91/23,111.93
  6. Step 6: Final answer
    x = 13,905.97

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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.