Home / 26,261.72-36,241.17-16,830.28

Finding the Fourth Proportional to 26,261.72, 36,241.17 and 16,830.28

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Solution

The fourth proportional to 26,261.72, 36,241.17 and 16,830.28 is: 23,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.72 : 36,241.17 = 16,830.28 : x
  2. Step 2: Convert to fraction form
    26,261.72/36,241.17 = 16,830.28/x
  3. Step 3: Cross multiply
    26,261.72x = 36,241.17 × 16,830.28
  4. Step 4: Simplify right side
    26,261.72x = 609,949,115.49
  5. Step 5: Solve for x
    x = 609,949,115.49/26,261.72
  6. Step 6: Final answer
    x = 23,225.79

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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.