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Finding the Fourth Proportional to 35,464.50, 48,950.43 and 20,941.41

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Solution

The fourth proportional to 35,464.50, 48,950.43 and 20,941.41 is: 28,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,464.50 : 48,950.43 = 20,941.41 : x
  2. Step 2: Convert to fraction form
    35,464.50/48,950.43 = 20,941.41/x
  3. Step 3: Cross multiply
    35,464.50x = 48,950.43 × 20,941.41
  4. Step 4: Simplify right side
    35,464.50x = 1,025,091,024.31
  5. Step 5: Solve for x
    x = 1,025,091,024.31/35,464.50
  6. Step 6: Final answer
    x = 28,904.71

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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.