Home / 14,848.68-20,488.50-12,874.44

Finding the Fourth Proportional to 14,848.68, 20,488.50 and 12,874.44

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Solution

The fourth proportional to 14,848.68, 20,488.50 and 12,874.44 is: 17,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,848.68 : 20,488.50 = 12,874.44 : x
  2. Step 2: Convert to fraction form
    14,848.68/20,488.50 = 12,874.44/x
  3. Step 3: Cross multiply
    14,848.68x = 20,488.50 × 12,874.44
  4. Step 4: Simplify right side
    14,848.68x = 263,777,963.94
  5. Step 5: Solve for x
    x = 263,777,963.94/14,848.68
  6. Step 6: Final answer
    x = 17,764.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.