Home / 34,901.45-48,163.96-18,985.86

Finding the Fourth Proportional to 34,901.45, 48,163.96 and 18,985.86

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Solution

The fourth proportional to 34,901.45, 48,163.96 and 18,985.86 is: 26,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,901.45 : 48,163.96 = 18,985.86 : x
  2. Step 2: Convert to fraction form
    34,901.45/48,163.96 = 18,985.86/x
  3. Step 3: Cross multiply
    34,901.45x = 48,163.96 × 18,985.86
  4. Step 4: Simplify right side
    34,901.45x = 914,434,201.61
  5. Step 5: Solve for x
    x = 914,434,201.61/34,901.45
  6. Step 6: Final answer
    x = 26,200.47

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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.