Home / 16,710.30-23,056.38-9,994.86

Finding the Fourth Proportional to 16,710.30, 23,056.38 and 9,994.86

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Solution

The fourth proportional to 16,710.30, 23,056.38 and 9,994.86 is: 13,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.30 : 23,056.38 = 9,994.86 : x
  2. Step 2: Convert to fraction form
    16,710.30/23,056.38 = 9,994.86/x
  3. Step 3: Cross multiply
    16,710.30x = 23,056.38 × 9,994.86
  4. Step 4: Simplify right side
    16,710.30x = 230,445,290.21
  5. Step 5: Solve for x
    x = 230,445,290.21/16,710.30
  6. Step 6: Final answer
    x = 13,790.61

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Double scale
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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.