Home / 28,067.03-42,064.08-11,407.67

Finding the Fourth Proportional to 28,067.03, 42,064.08 and 11,407.67

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Solution

The fourth proportional to 28,067.03, 42,064.08 and 11,407.67 is: 17,096.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,067.03 : 42,064.08 = 11,407.67 : x
  2. Step 2: Convert to fraction form
    28,067.03/42,064.08 = 11,407.67/x
  3. Step 3: Cross multiply
    28,067.03x = 42,064.08 × 11,407.67
  4. Step 4: Simplify right side
    28,067.03x = 479,853,143.49
  5. Step 5: Solve for x
    x = 479,853,143.49/28,067.03
  6. Step 6: Final answer
    x = 17,096.68

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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.