Home / 14,001.67-21,002.91-5,234.91

Finding the Fourth Proportional to 14,001.67, 21,002.91 and 5,234.91

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Solution

The fourth proportional to 14,001.67, 21,002.91 and 5,234.91 is: 7,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.67 : 21,002.91 = 5,234.91 : x
  2. Step 2: Convert to fraction form
    14,001.67/21,002.91 = 5,234.91/x
  3. Step 3: Cross multiply
    14,001.67x = 21,002.91 × 5,234.91
  4. Step 4: Simplify right side
    14,001.67x = 109,948,343.59
  5. Step 5: Solve for x
    x = 109,948,343.59/14,001.67
  6. Step 6: Final answer
    x = 7,852.52

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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.