Home / 18,302.42-25,257.17-10,236.06

Finding the Fourth Proportional to 18,302.42, 25,257.17 and 10,236.06

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Solution

The fourth proportional to 18,302.42, 25,257.17 and 10,236.06 is: 14,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.42 : 25,257.17 = 10,236.06 : x
  2. Step 2: Convert to fraction form
    18,302.42/25,257.17 = 10,236.06/x
  3. Step 3: Cross multiply
    18,302.42x = 25,257.17 × 10,236.06
  4. Step 4: Simplify right side
    18,302.42x = 258,533,933.14
  5. Step 5: Solve for x
    x = 258,533,933.14/18,302.42
  6. Step 6: Final answer
    x = 14,125.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.