Home / 16,820.03-25,234.01-9,429.59

Finding the Fourth Proportional to 16,820.03, 25,234.01 and 9,429.59

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Solution

The fourth proportional to 16,820.03, 25,234.01 and 9,429.59 is: 14,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.03 : 25,234.01 = 9,429.59 : x
  2. Step 2: Convert to fraction form
    16,820.03/25,234.01 = 9,429.59/x
  3. Step 3: Cross multiply
    16,820.03x = 25,234.01 × 9,429.59
  4. Step 4: Simplify right side
    16,820.03x = 237,946,368.36
  5. Step 5: Solve for x
    x = 237,946,368.36/16,820.03
  6. Step 6: Final answer
    x = 14,146.61

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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.