Home / 44,679.20-67,018.79-13,514.45

Finding the Fourth Proportional to 44,679.20, 67,018.79 and 13,514.45

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Solution

The fourth proportional to 44,679.20, 67,018.79 and 13,514.45 is: 20,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,679.20 : 67,018.79 = 13,514.45 : x
  2. Step 2: Convert to fraction form
    44,679.20/67,018.79 = 13,514.45/x
  3. Step 3: Cross multiply
    44,679.20x = 67,018.79 × 13,514.45
  4. Step 4: Simplify right side
    44,679.20x = 905,721,785.21
  5. Step 5: Solve for x
    x = 905,721,785.21/44,679.20
  6. Step 6: Final answer
    x = 20,271.67

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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.