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Finding the Fourth Proportional to 35,367.86, 48,809.03 and 19,453.79

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Solution

The fourth proportional to 35,367.86, 48,809.03 and 19,453.79 is: 26,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,367.86 : 48,809.03 = 19,453.79 : x
  2. Step 2: Convert to fraction form
    35,367.86/48,809.03 = 19,453.79/x
  3. Step 3: Cross multiply
    35,367.86x = 48,809.03 × 19,453.79
  4. Step 4: Simplify right side
    35,367.86x = 949,520,424.31
  5. Step 5: Solve for x
    x = 949,520,424.31/35,367.86
  6. Step 6: Final answer
    x = 26,846.99

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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.