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Finding the Fourth Proportional to 56,483.84, 77,958.78 and 32,609.09

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Solution

The fourth proportional to 56,483.84, 77,958.78 and 32,609.09 is: 45,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,483.84 : 77,958.78 = 32,609.09 : x
  2. Step 2: Convert to fraction form
    56,483.84/77,958.78 = 32,609.09/x
  3. Step 3: Cross multiply
    56,483.84x = 77,958.78 × 32,609.09
  4. Step 4: Simplify right side
    56,483.84x = 2,542,164,873.31
  5. Step 5: Solve for x
    x = 2,542,164,873.31/56,483.84
  6. Step 6: Final answer
    x = 45,006.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.