Home / 18,903.56-28,333.84-14,712.60

Finding the Fourth Proportional to 18,903.56, 28,333.84 and 14,712.60

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Solution

The fourth proportional to 18,903.56, 28,333.84 and 14,712.60 is: 22,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,903.56 : 28,333.84 = 14,712.60 : x
  2. Step 2: Convert to fraction form
    18,903.56/28,333.84 = 14,712.60/x
  3. Step 3: Cross multiply
    18,903.56x = 28,333.84 × 14,712.60
  4. Step 4: Simplify right side
    18,903.56x = 416,864,454.38
  5. Step 5: Solve for x
    x = 416,864,454.38/18,903.56
  6. Step 6: Final answer
    x = 22,052.17

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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.