Home / 21,334.33-31,997.95-6,539.27

Finding the Fourth Proportional to 21,334.33, 31,997.95 and 6,539.27

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Solution

The fourth proportional to 21,334.33, 31,997.95 and 6,539.27 is: 9,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334.33 : 31,997.95 = 6,539.27 : x
  2. Step 2: Convert to fraction form
    21,334.33/31,997.95 = 6,539.27/x
  3. Step 3: Cross multiply
    21,334.33x = 31,997.95 × 6,539.27
  4. Step 4: Simplify right side
    21,334.33x = 209,243,298.14
  5. Step 5: Solve for x
    x = 209,243,298.14/21,334.33
  6. Step 6: Final answer
    x = 9,807.82

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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.