Home / 13,824.28-19,077.36-7,536.52

Finding the Fourth Proportional to 13,824.28, 19,077.36 and 7,536.52

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Solution

The fourth proportional to 13,824.28, 19,077.36 and 7,536.52 is: 10,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.28 : 19,077.36 = 7,536.52 : x
  2. Step 2: Convert to fraction form
    13,824.28/19,077.36 = 7,536.52/x
  3. Step 3: Cross multiply
    13,824.28x = 19,077.36 × 7,536.52
  4. Step 4: Simplify right side
    13,824.28x = 143,776,905.19
  5. Step 5: Solve for x
    x = 143,776,905.19/13,824.28
  6. Step 6: Final answer
    x = 10,400.32

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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.