Home / 30,171.60-41,641.80-17,596.36

Finding the Fourth Proportional to 30,171.60, 41,641.80 and 17,596.36

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Solution

The fourth proportional to 30,171.60, 41,641.80 and 17,596.36 is: 24,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.60 : 41,641.80 = 17,596.36 : x
  2. Step 2: Convert to fraction form
    30,171.60/41,641.80 = 17,596.36/x
  3. Step 3: Cross multiply
    30,171.60x = 41,641.80 × 17,596.36
  4. Step 4: Simplify right side
    30,171.60x = 732,744,103.85
  5. Step 5: Solve for x
    x = 732,744,103.85/30,171.60
  6. Step 6: Final answer
    x = 24,285.89

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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.