Home / 51,438.69-70,827.59-45,029.41

Finding the Fourth Proportional to 51,438.69, 70,827.59 and 45,029.41

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Solution

The fourth proportional to 51,438.69, 70,827.59 and 45,029.41 is: 62,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,438.69 : 70,827.59 = 45,029.41 : x
  2. Step 2: Convert to fraction form
    51,438.69/70,827.59 = 45,029.41/x
  3. Step 3: Cross multiply
    51,438.69x = 70,827.59 × 45,029.41
  4. Step 4: Simplify right side
    51,438.69x = 3,189,324,524.93
  5. Step 5: Solve for x
    x = 3,189,324,524.93/51,438.69
  6. Step 6: Final answer
    x = 62,002.44

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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.