Home / 35,464.10-48,942.53-20,356.79

Finding the Fourth Proportional to 35,464.10, 48,942.53 and 20,356.79

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Solution

The fourth proportional to 35,464.10, 48,942.53 and 20,356.79 is: 28,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,464.10 : 48,942.53 = 20,356.79 : x
  2. Step 2: Convert to fraction form
    35,464.10/48,942.53 = 20,356.79/x
  3. Step 3: Cross multiply
    35,464.10x = 48,942.53 × 20,356.79
  4. Step 4: Simplify right side
    35,464.10x = 996,312,535.12
  5. Step 5: Solve for x
    x = 996,312,535.12/35,464.10
  6. Step 6: Final answer
    x = 28,093.56

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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.