Home / 51,148.14-76,676.04-21,567.75

Finding the Fourth Proportional to 51,148.14, 76,676.04 and 21,567.75

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Solution

The fourth proportional to 51,148.14, 76,676.04 and 21,567.75 is: 32,332.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148.14 : 76,676.04 = 21,567.75 : x
  2. Step 2: Convert to fraction form
    51,148.14/76,676.04 = 21,567.75/x
  3. Step 3: Cross multiply
    51,148.14x = 76,676.04 × 21,567.75
  4. Step 4: Simplify right side
    51,148.14x = 1,653,729,661.71
  5. Step 5: Solve for x
    x = 1,653,729,661.71/51,148.14
  6. Step 6: Final answer
    x = 32,332.16

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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.