Home / 18,574.56-25,631.37-10,191.06

Finding the Fourth Proportional to 18,574.56, 25,631.37 and 10,191.06

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Solution

The fourth proportional to 18,574.56, 25,631.37 and 10,191.06 is: 14,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574.56 : 25,631.37 = 10,191.06 : x
  2. Step 2: Convert to fraction form
    18,574.56/25,631.37 = 10,191.06/x
  3. Step 3: Cross multiply
    18,574.56x = 25,631.37 × 10,191.06
  4. Step 4: Simplify right side
    18,574.56x = 261,210,829.55
  5. Step 5: Solve for x
    x = 261,210,829.55/18,574.56
  6. Step 6: Final answer
    x = 14,062.83

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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.