Home / 18,412.34-27,568.49-14,442.53

Finding the Fourth Proportional to 18,412.34, 27,568.49 and 14,442.53

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Solution

The fourth proportional to 18,412.34, 27,568.49 and 14,442.53 is: 21,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,412.34 : 27,568.49 = 14,442.53 : x
  2. Step 2: Convert to fraction form
    18,412.34/27,568.49 = 14,442.53/x
  3. Step 3: Cross multiply
    18,412.34x = 27,568.49 × 14,442.53
  4. Step 4: Simplify right side
    18,412.34x = 398,158,533.82
  5. Step 5: Solve for x
    x = 398,158,533.82/18,412.34
  6. Step 6: Final answer
    x = 21,624.55

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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.