Home / 21,746.04-32,619.06-8,604.60

Finding the Fourth Proportional to 21,746.04, 32,619.06 and 8,604.60

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Solution

The fourth proportional to 21,746.04, 32,619.06 and 8,604.60 is: 12,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.04 : 32,619.06 = 8,604.60 : x
  2. Step 2: Convert to fraction form
    21,746.04/32,619.06 = 8,604.60/x
  3. Step 3: Cross multiply
    21,746.04x = 32,619.06 × 8,604.60
  4. Step 4: Simplify right side
    21,746.04x = 280,673,963.68
  5. Step 5: Solve for x
    x = 280,673,963.68/21,746.04
  6. Step 6: Final answer
    x = 12,906.90

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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.