Home / 35,338.91-48,770.48-20,236.32

Finding the Fourth Proportional to 35,338.91, 48,770.48 and 20,236.32

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Solution

The fourth proportional to 35,338.91, 48,770.48 and 20,236.32 is: 27,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,338.91 : 48,770.48 = 20,236.32 : x
  2. Step 2: Convert to fraction form
    35,338.91/48,770.48 = 20,236.32/x
  3. Step 3: Cross multiply
    35,338.91x = 48,770.48 × 20,236.32
  4. Step 4: Simplify right side
    35,338.91x = 986,935,039.83
  5. Step 5: Solve for x
    x = 986,935,039.83/35,338.91
  6. Step 6: Final answer
    x = 27,927.72

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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.