Home / 21,374.87-32,065.76-6,583.79

Finding the Fourth Proportional to 21,374.87, 32,065.76 and 6,583.79

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Solution

The fourth proportional to 21,374.87, 32,065.76 and 6,583.79 is: 9,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374.87 : 32,065.76 = 6,583.79 : x
  2. Step 2: Convert to fraction form
    21,374.87/32,065.76 = 6,583.79/x
  3. Step 3: Cross multiply
    21,374.87x = 32,065.76 × 6,583.79
  4. Step 4: Simplify right side
    21,374.87x = 211,114,036.78
  5. Step 5: Solve for x
    x = 211,114,036.78/21,374.87
  6. Step 6: Final answer
    x = 9,876.74

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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.