Home / 43,724.56-65,587.43-13,737.82

Finding the Fourth Proportional to 43,724.56, 65,587.43 and 13,737.82

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Solution

The fourth proportional to 43,724.56, 65,587.43 and 13,737.82 is: 20,606.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.56 : 65,587.43 = 13,737.82 : x
  2. Step 2: Convert to fraction form
    43,724.56/65,587.43 = 13,737.82/x
  3. Step 3: Cross multiply
    43,724.56x = 65,587.43 × 13,737.82
  4. Step 4: Simplify right side
    43,724.56x = 901,028,307.60
  5. Step 5: Solve for x
    x = 901,028,307.60/43,724.56
  6. Step 6: Final answer
    x = 20,606.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.