Home / 25,901.09-38,857.34-15,380.67

Finding the Fourth Proportional to 25,901.09, 38,857.34 and 15,380.67

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Solution

The fourth proportional to 25,901.09, 38,857.34 and 15,380.67 is: 23,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.09 : 38,857.34 = 15,380.67 : x
  2. Step 2: Convert to fraction form
    25,901.09/38,857.34 = 15,380.67/x
  3. Step 3: Cross multiply
    25,901.09x = 38,857.34 × 15,380.67
  4. Step 4: Simplify right side
    25,901.09x = 597,651,923.62
  5. Step 5: Solve for x
    x = 597,651,923.62/25,901.09
  6. Step 6: Final answer
    x = 23,074.39

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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.