Home / 13,748.59-18,973.12-7,460.97

Finding the Fourth Proportional to 13,748.59, 18,973.12 and 7,460.97

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Solution

The fourth proportional to 13,748.59, 18,973.12 and 7,460.97 is: 10,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,748.59 : 18,973.12 = 7,460.97 : x
  2. Step 2: Convert to fraction form
    13,748.59/18,973.12 = 7,460.97/x
  3. Step 3: Cross multiply
    13,748.59x = 18,973.12 × 7,460.97
  4. Step 4: Simplify right side
    13,748.59x = 141,557,841.82
  5. Step 5: Solve for x
    x = 141,557,841.82/13,748.59
  6. Step 6: Final answer
    x = 10,296.17

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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.