Home / 21,941.77-32,907.57-6,147.91

Finding the Fourth Proportional to 21,941.77, 32,907.57 and 6,147.91

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Solution

The fourth proportional to 21,941.77, 32,907.57 and 6,147.91 is: 9,220.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,941.77 : 32,907.57 = 6,147.91 : x
  2. Step 2: Convert to fraction form
    21,941.77/32,907.57 = 6,147.91/x
  3. Step 3: Cross multiply
    21,941.77x = 32,907.57 × 6,147.91
  4. Step 4: Simplify right side
    21,941.77x = 202,312,778.68
  5. Step 5: Solve for x
    x = 202,312,778.68/21,941.77
  6. Step 6: Final answer
    x = 9,220.44

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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.