Home / 13,307.25-19,964.52-5,516.07

Finding the Fourth Proportional to 13,307.25, 19,964.52 and 5,516.07

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Solution

The fourth proportional to 13,307.25, 19,964.52 and 5,516.07 is: 8,275.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307.25 : 19,964.52 = 5,516.07 : x
  2. Step 2: Convert to fraction form
    13,307.25/19,964.52 = 5,516.07/x
  3. Step 3: Cross multiply
    13,307.25x = 19,964.52 × 5,516.07
  4. Step 4: Simplify right side
    13,307.25x = 110,125,689.84
  5. Step 5: Solve for x
    x = 110,125,689.84/13,307.25
  6. Step 6: Final answer
    x = 8,275.62

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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.