Home / 52,427.36-78,553.44-22,800.80

Finding the Fourth Proportional to 52,427.36, 78,553.44 and 22,800.80

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Solution

The fourth proportional to 52,427.36, 78,553.44 and 22,800.80 is: 34,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,427.36 : 78,553.44 = 22,800.80 : x
  2. Step 2: Convert to fraction form
    52,427.36/78,553.44 = 22,800.80/x
  3. Step 3: Cross multiply
    52,427.36x = 78,553.44 × 22,800.80
  4. Step 4: Simplify right side
    52,427.36x = 1,791,081,274.75
  5. Step 5: Solve for x
    x = 1,791,081,274.75/52,427.36
  6. Step 6: Final answer
    x = 34,163.10

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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.