Home / 41,709.56-62,565.12-13,629.68

Finding the Fourth Proportional to 41,709.56, 62,565.12 and 13,629.68

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Solution

The fourth proportional to 41,709.56, 62,565.12 and 13,629.68 is: 20,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,709.56 : 62,565.12 = 13,629.68 : x
  2. Step 2: Convert to fraction form
    41,709.56/62,565.12 = 13,629.68/x
  3. Step 3: Cross multiply
    41,709.56x = 62,565.12 × 13,629.68
  4. Step 4: Simplify right side
    41,709.56x = 852,742,564.76
  5. Step 5: Solve for x
    x = 852,742,564.76/41,709.56
  6. Step 6: Final answer
    x = 20,444.77

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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.