Home / 18,283.56-25,231.14-10,730.04

Finding the Fourth Proportional to 18,283.56, 25,231.14 and 10,730.04

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Solution

The fourth proportional to 18,283.56, 25,231.14 and 10,730.04 is: 14,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.56 : 25,231.14 = 10,730.04 : x
  2. Step 2: Convert to fraction form
    18,283.56/25,231.14 = 10,730.04/x
  3. Step 3: Cross multiply
    18,283.56x = 25,231.14 × 10,730.04
  4. Step 4: Simplify right side
    18,283.56x = 270,731,141.45
  5. Step 5: Solve for x
    x = 270,731,141.45/18,283.56
  6. Step 6: Final answer
    x = 14,807.35

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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.