Home / 52,319.82-78,529.05-19,072.02

Finding the Fourth Proportional to 52,319.82, 78,529.05 and 19,072.02

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Solution

The fourth proportional to 52,319.82, 78,529.05 and 19,072.02 is: 28,626.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319.82 : 78,529.05 = 19,072.02 : x
  2. Step 2: Convert to fraction form
    52,319.82/78,529.05 = 19,072.02/x
  3. Step 3: Cross multiply
    52,319.82x = 78,529.05 × 19,072.02
  4. Step 4: Simplify right side
    52,319.82x = 1,497,707,612.18
  5. Step 5: Solve for x
    x = 1,497,707,612.18/52,319.82
  6. Step 6: Final answer
    x = 28,626.01

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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.