Home / 14,426-19,908.36-8,835.92

Finding the Fourth Proportional to 14,426, 19,908.36 and 8,835.92

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Solution

The fourth proportional to 14,426, 19,908.36 and 8,835.92 is: 12,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426 : 19,908.36 = 8,835.92 : x
  2. Step 2: Convert to fraction form
    14,426/19,908.36 = 8,835.92/x
  3. Step 3: Cross multiply
    14,426x = 19,908.36 × 8,835.92
  4. Step 4: Simplify right side
    14,426x = 175,908,676.29
  5. Step 5: Solve for x
    x = 175,908,676.29/14,426
  6. Step 6: Final answer
    x = 12,193.86

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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.