Home / 18,758.23-25,886.05-10,260.14

Finding the Fourth Proportional to 18,758.23, 25,886.05 and 10,260.14

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Solution

The fourth proportional to 18,758.23, 25,886.05 and 10,260.14 is: 14,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,758.23 : 25,886.05 = 10,260.14 : x
  2. Step 2: Convert to fraction form
    18,758.23/25,886.05 = 10,260.14/x
  3. Step 3: Cross multiply
    18,758.23x = 25,886.05 × 10,260.14
  4. Step 4: Simplify right side
    18,758.23x = 265,594,497.05
  5. Step 5: Solve for x
    x = 265,594,497.05/18,758.23
  6. Step 6: Final answer
    x = 14,158.83

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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.