Home / 25,668.48-38,503.20-10,084.80

Finding the Fourth Proportional to 25,668.48, 38,503.20 and 10,084.80

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Solution

The fourth proportional to 25,668.48, 38,503.20 and 10,084.80 is: 15,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.48 : 38,503.20 = 10,084.80 : x
  2. Step 2: Convert to fraction form
    25,668.48/38,503.20 = 10,084.80/x
  3. Step 3: Cross multiply
    25,668.48x = 38,503.20 × 10,084.80
  4. Step 4: Simplify right side
    25,668.48x = 388,297,071.36
  5. Step 5: Solve for x
    x = 388,297,071.36/25,668.48
  6. Step 6: Final answer
    x = 15,127.39

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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.