Home / 26,883.06-37,103.21-15,559.50

Finding the Fourth Proportional to 26,883.06, 37,103.21 and 15,559.50

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Solution

The fourth proportional to 26,883.06, 37,103.21 and 15,559.50 is: 21,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,883.06 : 37,103.21 = 15,559.50 : x
  2. Step 2: Convert to fraction form
    26,883.06/37,103.21 = 15,559.50/x
  3. Step 3: Cross multiply
    26,883.06x = 37,103.21 × 15,559.50
  4. Step 4: Simplify right side
    26,883.06x = 577,307,318.20
  5. Step 5: Solve for x
    x = 577,307,318.20/26,883.06
  6. Step 6: Final answer
    x = 21,474.76

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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.