Home / 35,324.03-48,740.33-20,221.38

Finding the Fourth Proportional to 35,324.03, 48,740.33 and 20,221.38

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Solution

The fourth proportional to 35,324.03, 48,740.33 and 20,221.38 is: 27,901.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,324.03 : 48,740.33 = 20,221.38 : x
  2. Step 2: Convert to fraction form
    35,324.03/48,740.33 = 20,221.38/x
  3. Step 3: Cross multiply
    35,324.03x = 48,740.33 × 20,221.38
  4. Step 4: Simplify right side
    35,324.03x = 985,596,784.81
  5. Step 5: Solve for x
    x = 985,596,784.81/35,324.03
  6. Step 6: Final answer
    x = 27,901.59

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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.