Home / 13,860.59-19,127.57-7,572.96

Finding the Fourth Proportional to 13,860.59, 19,127.57 and 7,572.96

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Solution

The fourth proportional to 13,860.59, 19,127.57 and 7,572.96 is: 10,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860.59 : 19,127.57 = 7,572.96 : x
  2. Step 2: Convert to fraction form
    13,860.59/19,127.57 = 7,572.96/x
  3. Step 3: Cross multiply
    13,860.59x = 19,127.57 × 7,572.96
  4. Step 4: Simplify right side
    13,860.59x = 144,852,284.64
  5. Step 5: Solve for x
    x = 144,852,284.64/13,860.59
  6. Step 6: Final answer
    x = 10,450.66

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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.