Home / 64,000.19-96,001.66-19,625.96

Finding the Fourth Proportional to 64,000.19, 96,001.66 and 19,625.96

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Solution

The fourth proportional to 64,000.19, 96,001.66 and 19,625.96 is: 29,439.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,000.19 : 96,001.66 = 19,625.96 : x
  2. Step 2: Convert to fraction form
    64,000.19/96,001.66 = 19,625.96/x
  3. Step 3: Cross multiply
    64,000.19x = 96,001.66 × 19,625.96
  4. Step 4: Simplify right side
    64,000.19x = 1,884,124,739.09
  5. Step 5: Solve for x
    x = 1,884,124,739.09/64,000.19
  6. Step 6: Final answer
    x = 29,439.36

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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.