Home / 52,523.05-78,747.67-19,238.79

Finding the Fourth Proportional to 52,523.05, 78,747.67 and 19,238.79

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Solution

The fourth proportional to 52,523.05, 78,747.67 and 19,238.79 is: 28,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,523.05 : 78,747.67 = 19,238.79 : x
  2. Step 2: Convert to fraction form
    52,523.05/78,747.67 = 19,238.79/x
  3. Step 3: Cross multiply
    52,523.05x = 78,747.67 × 19,238.79
  4. Step 4: Simplify right side
    52,523.05x = 1,515,009,886.12
  5. Step 5: Solve for x
    x = 1,515,009,886.12/52,523.05
  6. Step 6: Final answer
    x = 28,844.67

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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.