Home / 26,464.96-36,520.27-15,710.28

Finding the Fourth Proportional to 26,464.96, 36,520.27 and 15,710.28

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Solution

The fourth proportional to 26,464.96, 36,520.27 and 15,710.28 is: 21,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,464.96 : 36,520.27 = 15,710.28 : x
  2. Step 2: Convert to fraction form
    26,464.96/36,520.27 = 15,710.28/x
  3. Step 3: Cross multiply
    26,464.96x = 36,520.27 × 15,710.28
  4. Step 4: Simplify right side
    26,464.96x = 573,743,406.22
  5. Step 5: Solve for x
    x = 573,743,406.22/26,464.96
  6. Step 6: Final answer
    x = 21,679.36

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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.