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Finding the Fourth Proportional to 56,536.50, 84,843.63 and 19,600.50

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Solution

The fourth proportional to 56,536.50, 84,843.63 and 19,600.50 is: 29,414.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,536.50 : 84,843.63 = 19,600.50 : x
  2. Step 2: Convert to fraction form
    56,536.50/84,843.63 = 19,600.50/x
  3. Step 3: Cross multiply
    56,536.50x = 84,843.63 × 19,600.50
  4. Step 4: Simplify right side
    56,536.50x = 1,662,977,569.82
  5. Step 5: Solve for x
    x = 1,662,977,569.82/56,536.50
  6. Step 6: Final answer
    x = 29,414.23

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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.