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Finding the Fourth Proportional to 62,507.77, 93,760.03 and 20,391.01

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Solution

The fourth proportional to 62,507.77, 93,760.03 and 20,391.01 is: 30,585.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,507.77 : 93,760.03 = 20,391.01 : x
  2. Step 2: Convert to fraction form
    62,507.77/93,760.03 = 20,391.01/x
  3. Step 3: Cross multiply
    62,507.77x = 93,760.03 × 20,391.01
  4. Step 4: Simplify right side
    62,507.77x = 1,911,861,709.33
  5. Step 5: Solve for x
    x = 1,911,861,709.33/62,507.77
  6. Step 6: Final answer
    x = 30,585.98

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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.