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Finding the Fourth Proportional to 35,113.86, 48,454.83 and 20,004.30

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Solution

The fourth proportional to 35,113.86, 48,454.83 and 20,004.30 is: 27,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,113.86 : 48,454.83 = 20,004.30 : x
  2. Step 2: Convert to fraction form
    35,113.86/48,454.83 = 20,004.30/x
  3. Step 3: Cross multiply
    35,113.86x = 48,454.83 × 20,004.30
  4. Step 4: Simplify right side
    35,113.86x = 969,304,955.77
  5. Step 5: Solve for x
    x = 969,304,955.77/35,113.86
  6. Step 6: Final answer
    x = 27,604.63

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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.