Home / 19,584.20-29,376.30-14,918.60

Finding the Fourth Proportional to 19,584.20, 29,376.30 and 14,918.60

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Solution

The fourth proportional to 19,584.20, 29,376.30 and 14,918.60 is: 22,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584.20 : 29,376.30 = 14,918.60 : x
  2. Step 2: Convert to fraction form
    19,584.20/29,376.30 = 14,918.60/x
  3. Step 3: Cross multiply
    19,584.20x = 29,376.30 × 14,918.60
  4. Step 4: Simplify right side
    19,584.20x = 438,253,269.18
  5. Step 5: Solve for x
    x = 438,253,269.18/19,584.20
  6. Step 6: Final answer
    x = 22,377.90

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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.