Home / 14,016.61-21,034.77-12,676.66

Finding the Fourth Proportional to 14,016.61, 21,034.77 and 12,676.66

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Solution

The fourth proportional to 14,016.61, 21,034.77 and 12,676.66 is: 19,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016.61 : 21,034.77 = 12,676.66 : x
  2. Step 2: Convert to fraction form
    14,016.61/21,034.77 = 12,676.66/x
  3. Step 3: Cross multiply
    14,016.61x = 21,034.77 × 12,676.66
  4. Step 4: Simplify right side
    14,016.61x = 266,650,627.47
  5. Step 5: Solve for x
    x = 266,650,627.47/14,016.61
  6. Step 6: Final answer
    x = 19,023.90

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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.