Home / 13,476.80-18,594.60-8,760.32

Finding the Fourth Proportional to 13,476.80, 18,594.60 and 8,760.32

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Solution

The fourth proportional to 13,476.80, 18,594.60 and 8,760.32 is: 12,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.80 : 18,594.60 = 8,760.32 : x
  2. Step 2: Convert to fraction form
    13,476.80/18,594.60 = 8,760.32/x
  3. Step 3: Cross multiply
    13,476.80x = 18,594.60 × 8,760.32
  4. Step 4: Simplify right side
    13,476.80x = 162,894,646.27
  5. Step 5: Solve for x
    x = 162,894,646.27/13,476.80
  6. Step 6: Final answer
    x = 12,087.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.