Home / 64,018.53-96,043.37-21,323.85

Finding the Fourth Proportional to 64,018.53, 96,043.37 and 21,323.85

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Solution

The fourth proportional to 64,018.53, 96,043.37 and 21,323.85 is: 31,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,018.53 : 96,043.37 = 21,323.85 : x
  2. Step 2: Convert to fraction form
    64,018.53/96,043.37 = 21,323.85/x
  3. Step 3: Cross multiply
    64,018.53x = 96,043.37 × 21,323.85
  4. Step 4: Simplify right side
    64,018.53x = 2,048,014,415.37
  5. Step 5: Solve for x
    x = 2,048,014,415.37/64,018.53
  6. Step 6: Final answer
    x = 31,990.96

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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.