Home / 25,604.64-38,424.36-15,713.73

Finding the Fourth Proportional to 25,604.64, 38,424.36 and 15,713.73

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Solution

The fourth proportional to 25,604.64, 38,424.36 and 15,713.73 is: 23,581.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604.64 : 38,424.36 = 15,713.73 : x
  2. Step 2: Convert to fraction form
    25,604.64/38,424.36 = 15,713.73/x
  3. Step 3: Cross multiply
    25,604.64x = 38,424.36 × 15,713.73
  4. Step 4: Simplify right side
    25,604.64x = 603,790,018.46
  5. Step 5: Solve for x
    x = 603,790,018.46/25,604.64
  6. Step 6: Final answer
    x = 23,581.27

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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.