Home / 52,459.20-78,712.04-27,493.28

Finding the Fourth Proportional to 52,459.20, 78,712.04 and 27,493.28

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Solution

The fourth proportional to 52,459.20, 78,712.04 and 27,493.28 is: 41,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,459.20 : 78,712.04 = 27,493.28 : x
  2. Step 2: Convert to fraction form
    52,459.20/78,712.04 = 27,493.28/x
  3. Step 3: Cross multiply
    52,459.20x = 78,712.04 × 27,493.28
  4. Step 4: Simplify right side
    52,459.20x = 2,164,052,420.60
  5. Step 5: Solve for x
    x = 2,164,052,420.60/52,459.20
  6. Step 6: Final answer
    x = 41,252.10

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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.