Home / 51,106.88-76,660.26-14,170.88

Finding the Fourth Proportional to 51,106.88, 76,660.26 and 14,170.88

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Solution

The fourth proportional to 51,106.88, 76,660.26 and 14,170.88 is: 21,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106.88 : 76,660.26 = 14,170.88 : x
  2. Step 2: Convert to fraction form
    51,106.88/76,660.26 = 14,170.88/x
  3. Step 3: Cross multiply
    51,106.88x = 76,660.26 × 14,170.88
  4. Step 4: Simplify right side
    51,106.88x = 1,086,343,345.23
  5. Step 5: Solve for x
    x = 1,086,343,345.23/51,106.88
  6. Step 6: Final answer
    x = 21,256.30

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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.