Home / 17,639.46-24,333.77-12,851.96

Finding the Fourth Proportional to 17,639.46, 24,333.77 and 12,851.96

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Solution

The fourth proportional to 17,639.46, 24,333.77 and 12,851.96 is: 17,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.46 : 24,333.77 = 12,851.96 : x
  2. Step 2: Convert to fraction form
    17,639.46/24,333.77 = 12,851.96/x
  3. Step 3: Cross multiply
    17,639.46x = 24,333.77 × 12,851.96
  4. Step 4: Simplify right side
    17,639.46x = 312,736,549.15
  5. Step 5: Solve for x
    x = 312,736,549.15/17,639.46
  6. Step 6: Final answer
    x = 17,729.37

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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.