Home / 45,628.05-68,444.49-14,465.73

Finding the Fourth Proportional to 45,628.05, 68,444.49 and 14,465.73

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Solution

The fourth proportional to 45,628.05, 68,444.49 and 14,465.73 is: 21,699.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,628.05 : 68,444.49 = 14,465.73 : x
  2. Step 2: Convert to fraction form
    45,628.05/68,444.49 = 14,465.73/x
  3. Step 3: Cross multiply
    45,628.05x = 68,444.49 × 14,465.73
  4. Step 4: Simplify right side
    45,628.05x = 990,099,512.33
  5. Step 5: Solve for x
    x = 990,099,512.33/45,628.05
  6. Step 6: Final answer
    x = 21,699.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.