Home / 15,725.16-23,514.84-12,174.93

Finding the Fourth Proportional to 15,725.16, 23,514.84 and 12,174.93

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Solution

The fourth proportional to 15,725.16, 23,514.84 and 12,174.93 is: 18,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.16 : 23,514.84 = 12,174.93 : x
  2. Step 2: Convert to fraction form
    15,725.16/23,514.84 = 12,174.93/x
  3. Step 3: Cross multiply
    15,725.16x = 23,514.84 × 12,174.93
  4. Step 4: Simplify right side
    15,725.16x = 286,291,530.96
  5. Step 5: Solve for x
    x = 286,291,530.96/15,725.16
  6. Step 6: Final answer
    x = 18,205.95

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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.