Home / 14,714.75-20,310.80-10,001.76

Finding the Fourth Proportional to 14,714.75, 20,310.80 and 10,001.76

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Solution

The fourth proportional to 14,714.75, 20,310.80 and 10,001.76 is: 13,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,714.75 : 20,310.80 = 10,001.76 : x
  2. Step 2: Convert to fraction form
    14,714.75/20,310.80 = 10,001.76/x
  3. Step 3: Cross multiply
    14,714.75x = 20,310.80 × 10,001.76
  4. Step 4: Simplify right side
    14,714.75x = 203,143,697.00
  5. Step 5: Solve for x
    x = 203,143,697.00/14,714.75
  6. Step 6: Final answer
    x = 13,805.45

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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.