Home / 17,090.90-23,550.45-12,607.55

Finding the Fourth Proportional to 17,090.90, 23,550.45 and 12,607.55

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Solution

The fourth proportional to 17,090.90, 23,550.45 and 12,607.55 is: 17,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,090.90 : 23,550.45 = 12,607.55 : x
  2. Step 2: Convert to fraction form
    17,090.90/23,550.45 = 12,607.55/x
  3. Step 3: Cross multiply
    17,090.90x = 23,550.45 × 12,607.55
  4. Step 4: Simplify right side
    17,090.90x = 296,913,475.90
  5. Step 5: Solve for x
    x = 296,913,475.90/17,090.90
  6. Step 6: Final answer
    x = 17,372.61

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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.