Home / 25,448.39-38,166.44-10,668.38

Finding the Fourth Proportional to 25,448.39, 38,166.44 and 10,668.38

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Solution

The fourth proportional to 25,448.39, 38,166.44 and 10,668.38 is: 15,999.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.39 : 38,166.44 = 10,668.38 : x
  2. Step 2: Convert to fraction form
    25,448.39/38,166.44 = 10,668.38/x
  3. Step 3: Cross multiply
    25,448.39x = 38,166.44 × 10,668.38
  4. Step 4: Simplify right side
    25,448.39x = 407,173,901.00
  5. Step 5: Solve for x
    x = 407,173,901.00/25,448.39
  6. Step 6: Final answer
    x = 15,999.98

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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.