Home / 64,006.20-96,009.30-19,632.60

Finding the Fourth Proportional to 64,006.20, 96,009.30 and 19,632.60

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Solution

The fourth proportional to 64,006.20, 96,009.30 and 19,632.60 is: 29,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,006.20 : 96,009.30 = 19,632.60 : x
  2. Step 2: Convert to fraction form
    64,006.20/96,009.30 = 19,632.60/x
  3. Step 3: Cross multiply
    64,006.20x = 96,009.30 × 19,632.60
  4. Step 4: Simplify right side
    64,006.20x = 1,884,912,183.18
  5. Step 5: Solve for x
    x = 1,884,912,183.18/64,006.20
  6. Step 6: Final answer
    x = 29,448.90

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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.