Home / 52,233.76-78,330.24-18,943.84

Finding the Fourth Proportional to 52,233.76, 78,330.24 and 18,943.84

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Solution

The fourth proportional to 52,233.76, 78,330.24 and 18,943.84 is: 28,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,233.76 : 78,330.24 = 18,943.84 : x
  2. Step 2: Convert to fraction form
    52,233.76/78,330.24 = 18,943.84/x
  3. Step 3: Cross multiply
    52,233.76x = 78,330.24 × 18,943.84
  4. Step 4: Simplify right side
    52,233.76x = 1,483,875,533.72
  5. Step 5: Solve for x
    x = 1,483,875,533.72/52,233.76
  6. Step 6: Final answer
    x = 28,408.36

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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.