Home / 14,554.40-21,829.20-5,788.72

Finding the Fourth Proportional to 14,554.40, 21,829.20 and 5,788.72

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Solution

The fourth proportional to 14,554.40, 21,829.20 and 5,788.72 is: 8,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.40 : 21,829.20 = 5,788.72 : x
  2. Step 2: Convert to fraction form
    14,554.40/21,829.20 = 5,788.72/x
  3. Step 3: Cross multiply
    14,554.40x = 21,829.20 × 5,788.72
  4. Step 4: Simplify right side
    14,554.40x = 126,363,126.62
  5. Step 5: Solve for x
    x = 126,363,126.62/14,554.40
  6. Step 6: Final answer
    x = 8,682.13

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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.