Home / 13,840.56-19,099.26-7,551.72

Finding the Fourth Proportional to 13,840.56, 19,099.26 and 7,551.72

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Solution

The fourth proportional to 13,840.56, 19,099.26 and 7,551.72 is: 10,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840.56 : 19,099.26 = 7,551.72 : x
  2. Step 2: Convert to fraction form
    13,840.56/19,099.26 = 7,551.72/x
  3. Step 3: Cross multiply
    13,840.56x = 19,099.26 × 7,551.72
  4. Step 4: Simplify right side
    13,840.56x = 144,232,263.73
  5. Step 5: Solve for x
    x = 144,232,263.73/13,840.56
  6. Step 6: Final answer
    x = 10,420.98

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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.