Home / 12,963.08-19,443.68-5,064.11

Finding the Fourth Proportional to 12,963.08, 19,443.68 and 5,064.11

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Solution

The fourth proportional to 12,963.08, 19,443.68 and 5,064.11 is: 7,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,963.08 : 19,443.68 = 5,064.11 : x
  2. Step 2: Convert to fraction form
    12,963.08/19,443.68 = 5,064.11/x
  3. Step 3: Cross multiply
    12,963.08x = 19,443.68 × 5,064.11
  4. Step 4: Simplify right side
    12,963.08x = 98,465,041.55
  5. Step 5: Solve for x
    x = 98,465,041.55/12,963.08
  6. Step 6: Final answer
    x = 7,595.80

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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.