Home / 34,871.54-48,122.30-18,955.64

Finding the Fourth Proportional to 34,871.54, 48,122.30 and 18,955.64

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Solution

The fourth proportional to 34,871.54, 48,122.30 and 18,955.64 is: 26,158.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,871.54 : 48,122.30 = 18,955.64 : x
  2. Step 2: Convert to fraction form
    34,871.54/48,122.30 = 18,955.64/x
  3. Step 3: Cross multiply
    34,871.54x = 48,122.30 × 18,955.64
  4. Step 4: Simplify right side
    34,871.54x = 912,188,994.77
  5. Step 5: Solve for x
    x = 912,188,994.77/34,871.54
  6. Step 6: Final answer
    x = 26,158.56

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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.