Home / 18,976.04-26,200.68-12,265.46

Finding the Fourth Proportional to 18,976.04, 26,200.68 and 12,265.46

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Solution

The fourth proportional to 18,976.04, 26,200.68 and 12,265.46 is: 16,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976.04 : 26,200.68 = 12,265.46 : x
  2. Step 2: Convert to fraction form
    18,976.04/26,200.68 = 12,265.46/x
  3. Step 3: Cross multiply
    18,976.04x = 26,200.68 × 12,265.46
  4. Step 4: Simplify right side
    18,976.04x = 321,363,392.51
  5. Step 5: Solve for x
    x = 321,363,392.51/18,976.04
  6. Step 6: Final answer
    x = 16,935.22

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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.