Home / 21,585.39-32,376.50-6,798.54

Finding the Fourth Proportional to 21,585.39, 32,376.50 and 6,798.54

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Solution

The fourth proportional to 21,585.39, 32,376.50 and 6,798.54 is: 10,197.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585.39 : 32,376.50 = 6,798.54 : x
  2. Step 2: Convert to fraction form
    21,585.39/32,376.50 = 6,798.54/x
  3. Step 3: Cross multiply
    21,585.39x = 32,376.50 × 6,798.54
  4. Step 4: Simplify right side
    21,585.39x = 220,112,930.31
  5. Step 5: Solve for x
    x = 220,112,930.31/21,585.39
  6. Step 6: Final answer
    x = 10,197.31

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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.