Home / 64,491.02-96,737.13-19,512.73

Finding the Fourth Proportional to 64,491.02, 96,737.13 and 19,512.73

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Solution

The fourth proportional to 64,491.02, 96,737.13 and 19,512.73 is: 29,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,491.02 : 96,737.13 = 19,512.73 : x
  2. Step 2: Convert to fraction form
    64,491.02/96,737.13 = 19,512.73/x
  3. Step 3: Cross multiply
    64,491.02x = 96,737.13 × 19,512.73
  4. Step 4: Simplify right side
    64,491.02x = 1,887,604,917.42
  5. Step 5: Solve for x
    x = 1,887,604,917.42/64,491.02
  6. Step 6: Final answer
    x = 29,269.27

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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.