Home / 17,775.40-26,630.70-10,841.80

Finding the Fourth Proportional to 17,775.40, 26,630.70 and 10,841.80

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Solution

The fourth proportional to 17,775.40, 26,630.70 and 10,841.80 is: 16,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775.40 : 26,630.70 = 10,841.80 : x
  2. Step 2: Convert to fraction form
    17,775.40/26,630.70 = 10,841.80/x
  3. Step 3: Cross multiply
    17,775.40x = 26,630.70 × 10,841.80
  4. Step 4: Simplify right side
    17,775.40x = 288,724,723.26
  5. Step 5: Solve for x
    x = 288,724,723.26/17,775.40
  6. Step 6: Final answer
    x = 16,242.94

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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.