Home / 15,943.36-22,004.54-9,227.84

Finding the Fourth Proportional to 15,943.36, 22,004.54 and 9,227.84

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Solution

The fourth proportional to 15,943.36, 22,004.54 and 9,227.84 is: 12,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.36 : 22,004.54 = 9,227.84 : x
  2. Step 2: Convert to fraction form
    15,943.36/22,004.54 = 9,227.84/x
  3. Step 3: Cross multiply
    15,943.36x = 22,004.54 × 9,227.84
  4. Step 4: Simplify right side
    15,943.36x = 203,054,374.39
  5. Step 5: Solve for x
    x = 203,054,374.39/15,943.36
  6. Step 6: Final answer
    x = 12,735.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.