Home / 25,344.08-38,023.80-12,192.72

Finding the Fourth Proportional to 25,344.08, 38,023.80 and 12,192.72

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Solution

The fourth proportional to 25,344.08, 38,023.80 and 12,192.72 is: 18,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.08 : 38,023.80 = 12,192.72 : x
  2. Step 2: Convert to fraction form
    25,344.08/38,023.80 = 12,192.72/x
  3. Step 3: Cross multiply
    25,344.08x = 38,023.80 × 12,192.72
  4. Step 4: Simplify right side
    25,344.08x = 463,613,546.74
  5. Step 5: Solve for x
    x = 463,613,546.74/25,344.08
  6. Step 6: Final answer
    x = 18,292.77

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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.