Home / 19,612.60-29,375.70-17,423.80

Finding the Fourth Proportional to 19,612.60, 29,375.70 and 17,423.80

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Solution

The fourth proportional to 19,612.60, 29,375.70 and 17,423.80 is: 26,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.60 : 29,375.70 = 17,423.80 : x
  2. Step 2: Convert to fraction form
    19,612.60/29,375.70 = 17,423.80/x
  3. Step 3: Cross multiply
    19,612.60x = 29,375.70 × 17,423.80
  4. Step 4: Simplify right side
    19,612.60x = 511,836,321.66
  5. Step 5: Solve for x
    x = 511,836,321.66/19,612.60
  6. Step 6: Final answer
    x = 26,097.32

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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.