Home / 17,730.80-26,531.40-16,175.60

Finding the Fourth Proportional to 17,730.80, 26,531.40 and 16,175.60

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Solution

The fourth proportional to 17,730.80, 26,531.40 and 16,175.60 is: 24,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.80 : 26,531.40 = 16,175.60 : x
  2. Step 2: Convert to fraction form
    17,730.80/26,531.40 = 16,175.60/x
  3. Step 3: Cross multiply
    17,730.80x = 26,531.40 × 16,175.60
  4. Step 4: Simplify right side
    17,730.80x = 429,161,313.84
  5. Step 5: Solve for x
    x = 429,161,313.84/17,730.80
  6. Step 6: Final answer
    x = 24,204.28

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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.