Home / 18,125.39-25,014.92-10,167.67

Finding the Fourth Proportional to 18,125.39, 25,014.92 and 10,167.67

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Solution

The fourth proportional to 18,125.39, 25,014.92 and 10,167.67 is: 14,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125.39 : 25,014.92 = 10,167.67 : x
  2. Step 2: Convert to fraction form
    18,125.39/25,014.92 = 10,167.67/x
  3. Step 3: Cross multiply
    18,125.39x = 25,014.92 × 10,167.67
  4. Step 4: Simplify right side
    18,125.39x = 254,343,338.26
  5. Step 5: Solve for x
    x = 254,343,338.26/18,125.39
  6. Step 6: Final answer
    x = 14,032.43

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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.