Home / 19,798.84-29,656.94-11,876.24

Finding the Fourth Proportional to 19,798.84, 29,656.94 and 11,876.24

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Solution

The fourth proportional to 19,798.84, 29,656.94 and 11,876.24 is: 17,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.84 : 29,656.94 = 11,876.24 : x
  2. Step 2: Convert to fraction form
    19,798.84/29,656.94 = 11,876.24/x
  3. Step 3: Cross multiply
    19,798.84x = 29,656.94 × 11,876.24
  4. Step 4: Simplify right side
    19,798.84x = 352,212,937.11
  5. Step 5: Solve for x
    x = 352,212,937.11/19,798.84
  6. Step 6: Final answer
    x = 17,789.57

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1.5x scale

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.