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Finding the Fourth Proportional to 35,374.34, 48,816.34 and 19,458.45

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Solution

The fourth proportional to 35,374.34, 48,816.34 and 19,458.45 is: 26,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,374.34 : 48,816.34 = 19,458.45 : x
  2. Step 2: Convert to fraction form
    35,374.34/48,816.34 = 19,458.45/x
  3. Step 3: Cross multiply
    35,374.34x = 48,816.34 × 19,458.45
  4. Step 4: Simplify right side
    35,374.34x = 949,890,262.43
  5. Step 5: Solve for x
    x = 949,890,262.43/35,374.34
  6. Step 6: Final answer
    x = 26,852.52

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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.