Home / 23,186.80-34,779.62-12,667.04

Finding the Fourth Proportional to 23,186.80, 34,779.62 and 12,667.04

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Solution

The fourth proportional to 23,186.80, 34,779.62 and 12,667.04 is: 19,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.80 : 34,779.62 = 12,667.04 : x
  2. Step 2: Convert to fraction form
    23,186.80/34,779.62 = 12,667.04/x
  3. Step 3: Cross multiply
    23,186.80x = 34,779.62 × 12,667.04
  4. Step 4: Simplify right side
    23,186.80x = 440,554,837.72
  5. Step 5: Solve for x
    x = 440,554,837.72/23,186.80
  6. Step 6: Final answer
    x = 19,000.24

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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.