Home / 25,713.56-38,556.48-13,873.68

Finding the Fourth Proportional to 25,713.56, 38,556.48 and 13,873.68

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Solution

The fourth proportional to 25,713.56, 38,556.48 and 13,873.68 is: 20,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.56 : 38,556.48 = 13,873.68 : x
  2. Step 2: Convert to fraction form
    25,713.56/38,556.48 = 13,873.68/x
  3. Step 3: Cross multiply
    25,713.56x = 38,556.48 × 13,873.68
  4. Step 4: Simplify right side
    25,713.56x = 534,920,265.45
  5. Step 5: Solve for x
    x = 534,920,265.45/25,713.56
  6. Step 6: Final answer
    x = 20,803.04

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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.