Home / 11,090.43-16,570.67-10,702.85

Finding the Fourth Proportional to 11,090.43, 16,570.67 and 10,702.85

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Solution

The fourth proportional to 11,090.43, 16,570.67 and 10,702.85 is: 15,991.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.43 : 16,570.67 = 10,702.85 : x
  2. Step 2: Convert to fraction form
    11,090.43/16,570.67 = 10,702.85/x
  3. Step 3: Cross multiply
    11,090.43x = 16,570.67 × 10,702.85
  4. Step 4: Simplify right side
    11,090.43x = 177,353,259.04
  5. Step 5: Solve for x
    x = 177,353,259.04/11,090.43
  6. Step 6: Final answer
    x = 15,991.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.