Home / 25,668.72-35,422.48-14,338.44

Finding the Fourth Proportional to 25,668.72, 35,422.48 and 14,338.44

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Solution

The fourth proportional to 25,668.72, 35,422.48 and 14,338.44 is: 19,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.72 : 35,422.48 = 14,338.44 : x
  2. Step 2: Convert to fraction form
    25,668.72/35,422.48 = 14,338.44/x
  3. Step 3: Cross multiply
    25,668.72x = 35,422.48 × 14,338.44
  4. Step 4: Simplify right side
    25,668.72x = 507,903,104.13
  5. Step 5: Solve for x
    x = 507,903,104.13/25,668.72
  6. Step 6: Final answer
    x = 19,786.85

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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.