Home / 14,788.32-22,182.48-8,628

Finding the Fourth Proportional to 14,788.32, 22,182.48 and 8,628

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Solution

The fourth proportional to 14,788.32, 22,182.48 and 8,628 is: 12,942

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788.32 : 22,182.48 = 8,628 : x
  2. Step 2: Convert to fraction form
    14,788.32/22,182.48 = 8,628/x
  3. Step 3: Cross multiply
    14,788.32x = 22,182.48 × 8,628
  4. Step 4: Simplify right side
    14,788.32x = 191,390,437.44
  5. Step 5: Solve for x
    x = 191,390,437.44/14,788.32
  6. Step 6: Final answer
    x = 12,942

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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.