Home / 13,293.77-19,947.94-4,979.52

Finding the Fourth Proportional to 13,293.77, 19,947.94 and 4,979.52

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Solution

The fourth proportional to 13,293.77, 19,947.94 and 4,979.52 is: 7,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.77 : 19,947.94 = 4,979.52 : x
  2. Step 2: Convert to fraction form
    13,293.77/19,947.94 = 4,979.52/x
  3. Step 3: Cross multiply
    13,293.77x = 19,947.94 × 4,979.52
  4. Step 4: Simplify right side
    13,293.77x = 99,331,153.74
  5. Step 5: Solve for x
    x = 99,331,153.74/13,293.77
  6. Step 6: Final answer
    x = 7,472.01

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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.