Home / 24,782.69-34,191.79-15,835.43

Finding the Fourth Proportional to 24,782.69, 34,191.79 and 15,835.43

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Solution

The fourth proportional to 24,782.69, 34,191.79 and 15,835.43 is: 21,847.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,782.69 : 34,191.79 = 15,835.43 : x
  2. Step 2: Convert to fraction form
    24,782.69/34,191.79 = 15,835.43/x
  3. Step 3: Cross multiply
    24,782.69x = 34,191.79 × 15,835.43
  4. Step 4: Simplify right side
    24,782.69x = 541,441,743.01
  5. Step 5: Solve for x
    x = 541,441,743.01/24,782.69
  6. Step 6: Final answer
    x = 21,847.58

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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.