Home / 15,675.88-23,514.60-5,141.64

Finding the Fourth Proportional to 15,675.88, 23,514.60 and 5,141.64

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Solution

The fourth proportional to 15,675.88, 23,514.60 and 5,141.64 is: 7,712.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.88 : 23,514.60 = 5,141.64 : x
  2. Step 2: Convert to fraction form
    15,675.88/23,514.60 = 5,141.64/x
  3. Step 3: Cross multiply
    15,675.88x = 23,514.60 × 5,141.64
  4. Step 4: Simplify right side
    15,675.88x = 120,903,549.16
  5. Step 5: Solve for x
    x = 120,903,549.16/15,675.88
  6. Step 6: Final answer
    x = 7,712.71

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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.