Home / 53,106.25-79,659.38-16,170.25

Finding the Fourth Proportional to 53,106.25, 79,659.38 and 16,170.25

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Solution

The fourth proportional to 53,106.25, 79,659.38 and 16,170.25 is: 24,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,106.25 : 79,659.38 = 16,170.25 : x
  2. Step 2: Convert to fraction form
    53,106.25/79,659.38 = 16,170.25/x
  3. Step 3: Cross multiply
    53,106.25x = 79,659.38 × 16,170.25
  4. Step 4: Simplify right side
    53,106.25x = 1,288,112,089.45
  5. Step 5: Solve for x
    x = 1,288,112,089.45/53,106.25
  6. Step 6: Final answer
    x = 24,255.38

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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.