Home / 15,371.54-23,061.02-5,374.79

Finding the Fourth Proportional to 15,371.54, 23,061.02 and 5,374.79

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Solution

The fourth proportional to 15,371.54, 23,061.02 and 5,374.79 is: 8,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,371.54 : 23,061.02 = 5,374.79 : x
  2. Step 2: Convert to fraction form
    15,371.54/23,061.02 = 5,374.79/x
  3. Step 3: Cross multiply
    15,371.54x = 23,061.02 × 5,374.79
  4. Step 4: Simplify right side
    15,371.54x = 123,947,997.51
  5. Step 5: Solve for x
    x = 123,947,997.51/15,371.54
  6. Step 6: Final answer
    x = 8,063.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.