Home / 21,878.09-32,817.13-6,295.72

Finding the Fourth Proportional to 21,878.09, 32,817.13 and 6,295.72

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Solution

The fourth proportional to 21,878.09, 32,817.13 and 6,295.72 is: 9,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,878.09 : 32,817.13 = 6,295.72 : x
  2. Step 2: Convert to fraction form
    21,878.09/32,817.13 = 6,295.72/x
  3. Step 3: Cross multiply
    21,878.09x = 32,817.13 × 6,295.72
  4. Step 4: Simplify right side
    21,878.09x = 206,607,461.68
  5. Step 5: Solve for x
    x = 206,607,461.68/21,878.09
  6. Step 6: Final answer
    x = 9,443.58

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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.