Home / 14,676.78-22,017.58-4,813.40

Finding the Fourth Proportional to 14,676.78, 22,017.58 and 4,813.40

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Solution

The fourth proportional to 14,676.78, 22,017.58 and 4,813.40 is: 7,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,676.78 : 22,017.58 = 4,813.40 : x
  2. Step 2: Convert to fraction form
    14,676.78/22,017.58 = 4,813.40/x
  3. Step 3: Cross multiply
    14,676.78x = 22,017.58 × 4,813.40
  4. Step 4: Simplify right side
    14,676.78x = 105,979,419.57
  5. Step 5: Solve for x
    x = 105,979,419.57/14,676.78
  6. Step 6: Final answer
    x = 7,220.89

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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.