Home / 62,353.45-93,538.64-20,219.79

Finding the Fourth Proportional to 62,353.45, 93,538.64 and 20,219.79

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Solution

The fourth proportional to 62,353.45, 93,538.64 and 20,219.79 is: 30,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,353.45 : 93,538.64 = 20,219.79 : x
  2. Step 2: Convert to fraction form
    62,353.45/93,538.64 = 20,219.79/x
  3. Step 3: Cross multiply
    62,353.45x = 93,538.64 × 20,219.79
  4. Step 4: Simplify right side
    62,353.45x = 1,891,331,657.69
  5. Step 5: Solve for x
    x = 1,891,331,657.69/62,353.45
  6. Step 6: Final answer
    x = 30,332.43

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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.