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Finding the Fourth Proportional to 56,294.63, 84,420.76 and 22,996.90

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Solution

The fourth proportional to 56,294.63, 84,420.76 and 22,996.90 is: 34,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,294.63 : 84,420.76 = 22,996.90 : x
  2. Step 2: Convert to fraction form
    56,294.63/84,420.76 = 22,996.90/x
  3. Step 3: Cross multiply
    56,294.63x = 84,420.76 × 22,996.90
  4. Step 4: Simplify right side
    56,294.63x = 1,941,415,775.64
  5. Step 5: Solve for x
    x = 1,941,415,775.64/56,294.63
  6. Step 6: Final answer
    x = 34,486.70

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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.