Home / 35,266.35-48,668.58-20,161.47

Finding the Fourth Proportional to 35,266.35, 48,668.58 and 20,161.47

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Solution

The fourth proportional to 35,266.35, 48,668.58 and 20,161.47 is: 27,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,266.35 : 48,668.58 = 20,161.47 : x
  2. Step 2: Convert to fraction form
    35,266.35/48,668.58 = 20,161.47/x
  3. Step 3: Cross multiply
    35,266.35x = 48,668.58 × 20,161.47
  4. Step 4: Simplify right side
    35,266.35x = 981,230,115.61
  5. Step 5: Solve for x
    x = 981,230,115.61/35,266.35
  6. Step 6: Final answer
    x = 27,823.41

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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.