Home / 14,878.20-22,317.30-4,488.60

Finding the Fourth Proportional to 14,878.20, 22,317.30 and 4,488.60

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Solution

The fourth proportional to 14,878.20, 22,317.30 and 4,488.60 is: 6,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.20 : 22,317.30 = 4,488.60 : x
  2. Step 2: Convert to fraction form
    14,878.20/22,317.30 = 4,488.60/x
  3. Step 3: Cross multiply
    14,878.20x = 22,317.30 × 4,488.60
  4. Step 4: Simplify right side
    14,878.20x = 100,173,432.78
  5. Step 5: Solve for x
    x = 100,173,432.78/14,878.20
  6. Step 6: Final answer
    x = 6,732.90

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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.