Home / 13,051.33-18,010.80-7,082.95

Finding the Fourth Proportional to 13,051.33, 18,010.80 and 7,082.95

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Solution

The fourth proportional to 13,051.33, 18,010.80 and 7,082.95 is: 9,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.33 : 18,010.80 = 7,082.95 : x
  2. Step 2: Convert to fraction form
    13,051.33/18,010.80 = 7,082.95/x
  3. Step 3: Cross multiply
    13,051.33x = 18,010.80 × 7,082.95
  4. Step 4: Simplify right side
    13,051.33x = 127,569,515.42
  5. Step 5: Solve for x
    x = 127,569,515.42/13,051.33
  6. Step 6: Final answer
    x = 9,774.45

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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.