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Finding the Fourth Proportional to 56,596.48, 84,865.56 and 25,405

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Solution

The fourth proportional to 56,596.48, 84,865.56 and 25,405 is: 38,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,596.48 : 84,865.56 = 25,405 : x
  2. Step 2: Convert to fraction form
    56,596.48/84,865.56 = 25,405/x
  3. Step 3: Cross multiply
    56,596.48x = 84,865.56 × 25,405
  4. Step 4: Simplify right side
    56,596.48x = 2,156,009,551.80
  5. Step 5: Solve for x
    x = 2,156,009,551.80/56,596.48
  6. Step 6: Final answer
    x = 38,094.41

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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.