Home / 51,176.66-76,732.02-21,586.58

Finding the Fourth Proportional to 51,176.66, 76,732.02 and 21,586.58

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Solution

The fourth proportional to 51,176.66, 76,732.02 and 21,586.58 is: 32,365.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,176.66 : 76,732.02 = 21,586.58 : x
  2. Step 2: Convert to fraction form
    51,176.66/76,732.02 = 21,586.58/x
  3. Step 3: Cross multiply
    51,176.66x = 76,732.02 × 21,586.58
  4. Step 4: Simplify right side
    51,176.66x = 1,656,381,888.29
  5. Step 5: Solve for x
    x = 1,656,381,888.29/51,176.66
  6. Step 6: Final answer
    x = 32,365.96

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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.