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Finding the Fourth Proportional to 35,079, 48,412.35 and 19,165.85

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Solution

The fourth proportional to 35,079, 48,412.35 and 19,165.85 is: 26,450.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,079 : 48,412.35 = 19,165.85 : x
  2. Step 2: Convert to fraction form
    35,079/48,412.35 = 19,165.85/x
  3. Step 3: Cross multiply
    35,079x = 48,412.35 × 19,165.85
  4. Step 4: Simplify right side
    35,079x = 927,863,596.19
  5. Step 5: Solve for x
    x = 927,863,596.19/35,079
  6. Step 6: Final answer
    x = 26,450.69

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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.