Home / 18,543.44-25,585.80-10,583.12

Finding the Fourth Proportional to 18,543.44, 25,585.80 and 10,583.12

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Solution

The fourth proportional to 18,543.44, 25,585.80 and 10,583.12 is: 14,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.44 : 25,585.80 = 10,583.12 : x
  2. Step 2: Convert to fraction form
    18,543.44/25,585.80 = 10,583.12/x
  3. Step 3: Cross multiply
    18,543.44x = 25,585.80 × 10,583.12
  4. Step 4: Simplify right side
    18,543.44x = 270,777,591.70
  5. Step 5: Solve for x
    x = 270,777,591.70/18,543.44
  6. Step 6: Final answer
    x = 14,602.34

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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.