Home / 12,656.24-18,984.88-4,341.97

Finding the Fourth Proportional to 12,656.24, 18,984.88 and 4,341.97

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Solution

The fourth proportional to 12,656.24, 18,984.88 and 4,341.97 is: 6,513.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656.24 : 18,984.88 = 4,341.97 : x
  2. Step 2: Convert to fraction form
    12,656.24/18,984.88 = 4,341.97/x
  3. Step 3: Cross multiply
    12,656.24x = 18,984.88 × 4,341.97
  4. Step 4: Simplify right side
    12,656.24x = 82,431,721.10
  5. Step 5: Solve for x
    x = 82,431,721.10/12,656.24
  6. Step 6: Final answer
    x = 6,513.13

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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.