Home / 24,780.69-34,197.44-13,450.20

Finding the Fourth Proportional to 24,780.69, 34,197.44 and 13,450.20

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Solution

The fourth proportional to 24,780.69, 34,197.44 and 13,450.20 is: 18,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780.69 : 34,197.44 = 13,450.20 : x
  2. Step 2: Convert to fraction form
    24,780.69/34,197.44 = 13,450.20/x
  3. Step 3: Cross multiply
    24,780.69x = 34,197.44 × 13,450.20
  4. Step 4: Simplify right side
    24,780.69x = 459,962,340.24
  5. Step 5: Solve for x
    x = 459,962,340.24/24,780.69
  6. Step 6: Final answer
    x = 18,561.32

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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.