Home / 64,620.70-96,936.30-17,873.58

Finding the Fourth Proportional to 64,620.70, 96,936.30 and 17,873.58

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Solution

The fourth proportional to 64,620.70, 96,936.30 and 17,873.58 is: 26,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,620.70 : 96,936.30 = 17,873.58 : x
  2. Step 2: Convert to fraction form
    64,620.70/96,936.30 = 17,873.58/x
  3. Step 3: Cross multiply
    64,620.70x = 96,936.30 × 17,873.58
  4. Step 4: Simplify right side
    64,620.70x = 1,732,598,712.95
  5. Step 5: Solve for x
    x = 1,732,598,712.95/64,620.70
  6. Step 6: Final answer
    x = 26,811.82

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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.