Home / 13,298.06-19,947.69-4,975.92

Finding the Fourth Proportional to 13,298.06, 19,947.69 and 4,975.92

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Solution

The fourth proportional to 13,298.06, 19,947.69 and 4,975.92 is: 7,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.06 : 19,947.69 = 4,975.92 : x
  2. Step 2: Convert to fraction form
    13,298.06/19,947.69 = 4,975.92/x
  3. Step 3: Cross multiply
    13,298.06x = 19,947.69 × 4,975.92
  4. Step 4: Simplify right side
    13,298.06x = 99,258,109.62
  5. Step 5: Solve for x
    x = 99,258,109.62/13,298.06
  6. Step 6: Final answer
    x = 7,464.11

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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.