Home / 52,561.96-78,853.31-19,282.33

Finding the Fourth Proportional to 52,561.96, 78,853.31 and 19,282.33

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Solution

The fourth proportional to 52,561.96, 78,853.31 and 19,282.33 is: 28,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,561.96 : 78,853.31 = 19,282.33 : x
  2. Step 2: Convert to fraction form
    52,561.96/78,853.31 = 19,282.33/x
  3. Step 3: Cross multiply
    52,561.96x = 78,853.31 × 19,282.33
  4. Step 4: Simplify right side
    52,561.96x = 1,520,475,545.01
  5. Step 5: Solve for x
    x = 1,520,475,545.01/52,561.96
  6. Step 6: Final answer
    x = 28,927.30

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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.