Home / 14,446.56-21,669.84-5,685.60

Finding the Fourth Proportional to 14,446.56, 21,669.84 and 5,685.60

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Solution

The fourth proportional to 14,446.56, 21,669.84 and 5,685.60 is: 8,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.56 : 21,669.84 = 5,685.60 : x
  2. Step 2: Convert to fraction form
    14,446.56/21,669.84 = 5,685.60/x
  3. Step 3: Cross multiply
    14,446.56x = 21,669.84 × 5,685.60
  4. Step 4: Simplify right side
    14,446.56x = 123,206,042.30
  5. Step 5: Solve for x
    x = 123,206,042.30/14,446.56
  6. Step 6: Final answer
    x = 8,528.40

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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.