Home / 52,213.62-78,317.66-18,477.30

Finding the Fourth Proportional to 52,213.62, 78,317.66 and 18,477.30

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Solution

The fourth proportional to 52,213.62, 78,317.66 and 18,477.30 is: 27,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.62 : 78,317.66 = 18,477.30 : x
  2. Step 2: Convert to fraction form
    52,213.62/78,317.66 = 18,477.30/x
  3. Step 3: Cross multiply
    52,213.62x = 78,317.66 × 18,477.30
  4. Step 4: Simplify right side
    52,213.62x = 1,447,098,899.12
  5. Step 5: Solve for x
    x = 1,447,098,899.12/52,213.62
  6. Step 6: Final answer
    x = 27,714.97

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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.