Home / 17,667.20-24,383.04-11,397.80

Finding the Fourth Proportional to 17,667.20, 24,383.04 and 11,397.80

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Solution

The fourth proportional to 17,667.20, 24,383.04 and 11,397.80 is: 15,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,667.20 : 24,383.04 = 11,397.80 : x
  2. Step 2: Convert to fraction form
    17,667.20/24,383.04 = 11,397.80/x
  3. Step 3: Cross multiply
    17,667.20x = 24,383.04 × 11,397.80
  4. Step 4: Simplify right side
    17,667.20x = 277,913,013.31
  5. Step 5: Solve for x
    x = 277,913,013.31/17,667.20
  6. Step 6: Final answer
    x = 15,730.45

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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.