Home / 18,132.86-25,022.06-10,066.94

Finding the Fourth Proportional to 18,132.86, 25,022.06 and 10,066.94

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Solution

The fourth proportional to 18,132.86, 25,022.06 and 10,066.94 is: 13,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.86 : 25,022.06 = 10,066.94 : x
  2. Step 2: Convert to fraction form
    18,132.86/25,022.06 = 10,066.94/x
  3. Step 3: Cross multiply
    18,132.86x = 25,022.06 × 10,066.94
  4. Step 4: Simplify right side
    18,132.86x = 251,895,626.67
  5. Step 5: Solve for x
    x = 251,895,626.67/18,132.86
  6. Step 6: Final answer
    x = 13,891.67

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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.