Home / 34,900.64-48,163.46-18,985.17

Finding the Fourth Proportional to 34,900.64, 48,163.46 and 18,985.17

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Solution

The fourth proportional to 34,900.64, 48,163.46 and 18,985.17 is: 26,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.64 : 48,163.46 = 18,985.17 : x
  2. Step 2: Convert to fraction form
    34,900.64/48,163.46 = 18,985.17/x
  3. Step 3: Cross multiply
    34,900.64x = 48,163.46 × 18,985.17
  4. Step 4: Simplify right side
    34,900.64x = 914,391,380.96
  5. Step 5: Solve for x
    x = 914,391,380.96/34,900.64
  6. Step 6: Final answer
    x = 26,199.85

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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.