Home / 14,127.12-19,491.98-8,462.79

Finding the Fourth Proportional to 14,127.12, 19,491.98 and 8,462.79

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Solution

The fourth proportional to 14,127.12, 19,491.98 and 8,462.79 is: 11,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.12 : 19,491.98 = 8,462.79 : x
  2. Step 2: Convert to fraction form
    14,127.12/19,491.98 = 8,462.79/x
  3. Step 3: Cross multiply
    14,127.12x = 19,491.98 × 8,462.79
  4. Step 4: Simplify right side
    14,127.12x = 164,956,491.11
  5. Step 5: Solve for x
    x = 164,956,491.11/14,127.12
  6. Step 6: Final answer
    x = 11,676.58

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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.