Home / 51,148.24-76,732.88-21,566.16

Finding the Fourth Proportional to 51,148.24, 76,732.88 and 21,566.16

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Solution

The fourth proportional to 51,148.24, 76,732.88 and 21,566.16 is: 32,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148.24 : 76,732.88 = 21,566.16 : x
  2. Step 2: Convert to fraction form
    51,148.24/76,732.88 = 21,566.16/x
  3. Step 3: Cross multiply
    51,148.24x = 76,732.88 × 21,566.16
  4. Step 4: Simplify right side
    51,148.24x = 1,654,833,567.34
  5. Step 5: Solve for x
    x = 1,654,833,567.34/51,148.24
  6. Step 6: Final answer
    x = 32,353.68

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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.