Home / 25,371.06-38,072.34-12,224.76

Finding the Fourth Proportional to 25,371.06, 38,072.34 and 12,224.76

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Solution

The fourth proportional to 25,371.06, 38,072.34 and 12,224.76 is: 18,344.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.06 : 38,072.34 = 12,224.76 : x
  2. Step 2: Convert to fraction form
    25,371.06/38,072.34 = 12,224.76/x
  3. Step 3: Cross multiply
    25,371.06x = 38,072.34 × 12,224.76
  4. Step 4: Simplify right side
    25,371.06x = 465,425,219.14
  5. Step 5: Solve for x
    x = 465,425,219.14/25,371.06
  6. Step 6: Final answer
    x = 18,344.73

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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.