Home / 13,960.52-20,903.42-11,746.18

Finding the Fourth Proportional to 13,960.52, 20,903.42 and 11,746.18

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Solution

The fourth proportional to 13,960.52, 20,903.42 and 11,746.18 is: 17,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.52 : 20,903.42 = 11,746.18 : x
  2. Step 2: Convert to fraction form
    13,960.52/20,903.42 = 11,746.18/x
  3. Step 3: Cross multiply
    13,960.52x = 20,903.42 × 11,746.18
  4. Step 4: Simplify right side
    13,960.52x = 245,535,333.94
  5. Step 5: Solve for x
    x = 245,535,333.94/13,960.52
  6. Step 6: Final answer
    x = 17,587.84

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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.