Home / 45,609.66-62,942.40-25,465.86

Finding the Fourth Proportional to 45,609.66, 62,942.40 and 25,465.86

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Solution

The fourth proportional to 45,609.66, 62,942.40 and 25,465.86 is: 35,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,609.66 : 62,942.40 = 25,465.86 : x
  2. Step 2: Convert to fraction form
    45,609.66/62,942.40 = 25,465.86/x
  3. Step 3: Cross multiply
    45,609.66x = 62,942.40 × 25,465.86
  4. Step 4: Simplify right side
    45,609.66x = 1,602,882,346.46
  5. Step 5: Solve for x
    x = 1,602,882,346.46/45,609.66
  6. Step 6: Final answer
    x = 35,143.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.