Home / 35,393.71-48,832.32-20,077.73

Finding the Fourth Proportional to 35,393.71, 48,832.32 and 20,077.73

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Solution

The fourth proportional to 35,393.71, 48,832.32 and 20,077.73 is: 27,701.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.71 : 48,832.32 = 20,077.73 : x
  2. Step 2: Convert to fraction form
    35,393.71/48,832.32 = 20,077.73/x
  3. Step 3: Cross multiply
    35,393.71x = 48,832.32 × 20,077.73
  4. Step 4: Simplify right side
    35,393.71x = 980,442,136.23
  5. Step 5: Solve for x
    x = 980,442,136.23/35,393.71
  6. Step 6: Final answer
    x = 27,701.03

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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.