Home / 21,399.47-32,096.77-6,608.47

Finding the Fourth Proportional to 21,399.47, 32,096.77 and 6,608.47

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Solution

The fourth proportional to 21,399.47, 32,096.77 and 6,608.47 is: 9,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,399.47 : 32,096.77 = 6,608.47 : x
  2. Step 2: Convert to fraction form
    21,399.47/32,096.77 = 6,608.47/x
  3. Step 3: Cross multiply
    21,399.47x = 32,096.77 × 6,608.47
  4. Step 4: Simplify right side
    21,399.47x = 212,110,541.64
  5. Step 5: Solve for x
    x = 212,110,541.64/21,399.47
  6. Step 6: Final answer
    x = 9,911.95

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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.