Home / 53,217.21-79,751.67-26,891.22

Finding the Fourth Proportional to 53,217.21, 79,751.67 and 26,891.22

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Solution

The fourth proportional to 53,217.21, 79,751.67 and 26,891.22 is: 40,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217.21 : 79,751.67 = 26,891.22 : x
  2. Step 2: Convert to fraction form
    53,217.21/79,751.67 = 26,891.22/x
  3. Step 3: Cross multiply
    53,217.21x = 79,751.67 × 26,891.22
  4. Step 4: Simplify right side
    53,217.21x = 2,144,619,304.58
  5. Step 5: Solve for x
    x = 2,144,619,304.58/53,217.21
  6. Step 6: Final answer
    x = 40,299.36

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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.