Home / 12,503.42-18,759.45-4,714.46

Finding the Fourth Proportional to 12,503.42, 18,759.45 and 4,714.46

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Solution

The fourth proportional to 12,503.42, 18,759.45 and 4,714.46 is: 7,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503.42 : 18,759.45 = 4,714.46 : x
  2. Step 2: Convert to fraction form
    12,503.42/18,759.45 = 4,714.46/x
  3. Step 3: Cross multiply
    12,503.42x = 18,759.45 × 4,714.46
  4. Step 4: Simplify right side
    12,503.42x = 88,440,676.65
  5. Step 5: Solve for x
    x = 88,440,676.65/12,503.42
  6. Step 6: Final answer
    x = 7,073.32

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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.