Home / 26,541.48-36,641.34-20,559.72

Finding the Fourth Proportional to 26,541.48, 36,641.34 and 20,559.72

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Solution

The fourth proportional to 26,541.48, 36,641.34 and 20,559.72 is: 28,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.48 : 36,641.34 = 20,559.72 : x
  2. Step 2: Convert to fraction form
    26,541.48/36,641.34 = 20,559.72/x
  3. Step 3: Cross multiply
    26,541.48x = 36,641.34 × 20,559.72
  4. Step 4: Simplify right side
    26,541.48x = 753,335,690.82
  5. Step 5: Solve for x
    x = 753,335,690.82/26,541.48
  6. Step 6: Final answer
    x = 28,383.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.