Home / 25,523.34-38,268.59-12,189.12

Finding the Fourth Proportional to 25,523.34, 38,268.59 and 12,189.12

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Solution

The fourth proportional to 25,523.34, 38,268.59 and 12,189.12 is: 18,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.34 : 38,268.59 = 12,189.12 : x
  2. Step 2: Convert to fraction form
    25,523.34/38,268.59 = 12,189.12/x
  3. Step 3: Cross multiply
    25,523.34x = 38,268.59 × 12,189.12
  4. Step 4: Simplify right side
    25,523.34x = 466,460,435.74
  5. Step 5: Solve for x
    x = 466,460,435.74/25,523.34
  6. Step 6: Final answer
    x = 18,275.84

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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.