Home / 21,732.78-32,601.90-6,150.40

Finding the Fourth Proportional to 21,732.78, 32,601.90 and 6,150.40

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Solution

The fourth proportional to 21,732.78, 32,601.90 and 6,150.40 is: 9,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732.78 : 32,601.90 = 6,150.40 : x
  2. Step 2: Convert to fraction form
    21,732.78/32,601.90 = 6,150.40/x
  3. Step 3: Cross multiply
    21,732.78x = 32,601.90 × 6,150.40
  4. Step 4: Simplify right side
    21,732.78x = 200,514,725.76
  5. Step 5: Solve for x
    x = 200,514,725.76/21,732.78
  6. Step 6: Final answer
    x = 9,226.37

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1.5x scale

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.