Home / 13,277.14-19,916.61-4,957

Finding the Fourth Proportional to 13,277.14, 19,916.61 and 4,957

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Solution

The fourth proportional to 13,277.14, 19,916.61 and 4,957 is: 7,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.14 : 19,916.61 = 4,957 : x
  2. Step 2: Convert to fraction form
    13,277.14/19,916.61 = 4,957/x
  3. Step 3: Cross multiply
    13,277.14x = 19,916.61 × 4,957
  4. Step 4: Simplify right side
    13,277.14x = 98,726,635.77
  5. Step 5: Solve for x
    x = 98,726,635.77/13,277.14
  6. Step 6: Final answer
    x = 7,435.84

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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.