Home / 21,878.18-32,818.71-6,295.94

Finding the Fourth Proportional to 21,878.18, 32,818.71 and 6,295.94

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Solution

The fourth proportional to 21,878.18, 32,818.71 and 6,295.94 is: 9,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,878.18 : 32,818.71 = 6,295.94 : x
  2. Step 2: Convert to fraction form
    21,878.18/32,818.71 = 6,295.94/x
  3. Step 3: Cross multiply
    21,878.18x = 32,818.71 × 6,295.94
  4. Step 4: Simplify right side
    21,878.18x = 206,624,629.04
  5. Step 5: Solve for x
    x = 206,624,629.04/21,878.18
  6. Step 6: Final answer
    x = 9,444.32

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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.