Home / 52,851.60-79,288.20-17,794.80

Finding the Fourth Proportional to 52,851.60, 79,288.20 and 17,794.80

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Solution

The fourth proportional to 52,851.60, 79,288.20 and 17,794.80 is: 26,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,851.60 : 79,288.20 = 17,794.80 : x
  2. Step 2: Convert to fraction form
    52,851.60/79,288.20 = 17,794.80/x
  3. Step 3: Cross multiply
    52,851.60x = 79,288.20 × 17,794.80
  4. Step 4: Simplify right side
    52,851.60x = 1,410,917,661.36
  5. Step 5: Solve for x
    x = 1,410,917,661.36/52,851.60
  6. Step 6: Final answer
    x = 26,695.84

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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.