Home / 17,975.55-24,851.10-13,491.51

Finding the Fourth Proportional to 17,975.55, 24,851.10 and 13,491.51

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Solution

The fourth proportional to 17,975.55, 24,851.10 and 13,491.51 is: 18,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.55 : 24,851.10 = 13,491.51 : x
  2. Step 2: Convert to fraction form
    17,975.55/24,851.10 = 13,491.51/x
  3. Step 3: Cross multiply
    17,975.55x = 24,851.10 × 13,491.51
  4. Step 4: Simplify right side
    17,975.55x = 335,278,893.95
  5. Step 5: Solve for x
    x = 335,278,893.95/17,975.55
  6. Step 6: Final answer
    x = 18,651.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.