Home / 19,996.46-29,966.08-14,689.84

Finding the Fourth Proportional to 19,996.46, 29,966.08 and 14,689.84

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Solution

The fourth proportional to 19,996.46, 29,966.08 and 14,689.84 is: 22,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.46 : 29,966.08 = 14,689.84 : x
  2. Step 2: Convert to fraction form
    19,996.46/29,966.08 = 14,689.84/x
  3. Step 3: Cross multiply
    19,996.46x = 29,966.08 × 14,689.84
  4. Step 4: Simplify right side
    19,996.46x = 440,196,920.63
  5. Step 5: Solve for x
    x = 440,196,920.63/19,996.46
  6. Step 6: Final answer
    x = 22,013.74

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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.