Home / 64,660.18-96,990.28-17,913.08

Finding the Fourth Proportional to 64,660.18, 96,990.28 and 17,913.08

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Solution

The fourth proportional to 64,660.18, 96,990.28 and 17,913.08 is: 26,869.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,660.18 : 96,990.28 = 17,913.08 : x
  2. Step 2: Convert to fraction form
    64,660.18/96,990.28 = 17,913.08/x
  3. Step 3: Cross multiply
    64,660.18x = 96,990.28 × 17,913.08
  4. Step 4: Simplify right side
    64,660.18x = 1,737,394,644.86
  5. Step 5: Solve for x
    x = 1,737,394,644.86/64,660.18
  6. Step 6: Final answer
    x = 26,869.62

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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.