Home / 35,464.39-48,940.56-20,359.51

Finding the Fourth Proportional to 35,464.39, 48,940.56 and 20,359.51

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Solution

The fourth proportional to 35,464.39, 48,940.56 and 20,359.51 is: 28,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,464.39 : 48,940.56 = 20,359.51 : x
  2. Step 2: Convert to fraction form
    35,464.39/48,940.56 = 20,359.51/x
  3. Step 3: Cross multiply
    35,464.39x = 48,940.56 × 20,359.51
  4. Step 4: Simplify right side
    35,464.39x = 996,405,820.73
  5. Step 5: Solve for x
    x = 996,405,820.73/35,464.39
  6. Step 6: Final answer
    x = 28,095.95

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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.