Home / 35,446.27-48,915.33-20,338.60

Finding the Fourth Proportional to 35,446.27, 48,915.33 and 20,338.60

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Solution

The fourth proportional to 35,446.27, 48,915.33 and 20,338.60 is: 28,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,446.27 : 48,915.33 = 20,338.60 : x
  2. Step 2: Convert to fraction form
    35,446.27/48,915.33 = 20,338.60/x
  3. Step 3: Cross multiply
    35,446.27x = 48,915.33 × 20,338.60
  4. Step 4: Simplify right side
    35,446.27x = 994,869,330.74
  5. Step 5: Solve for x
    x = 994,869,330.74/35,446.27
  6. Step 6: Final answer
    x = 28,066.97

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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.