Home / 29,383.84-40,549.26-15,955.48

Finding the Fourth Proportional to 29,383.84, 40,549.26 and 15,955.48

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Solution

The fourth proportional to 29,383.84, 40,549.26 and 15,955.48 is: 22,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,383.84 : 40,549.26 = 15,955.48 : x
  2. Step 2: Convert to fraction form
    29,383.84/40,549.26 = 15,955.48/x
  3. Step 3: Cross multiply
    29,383.84x = 40,549.26 × 15,955.48
  4. Step 4: Simplify right side
    29,383.84x = 646,982,906.94
  5. Step 5: Solve for x
    x = 646,982,906.94/29,383.84
  6. Step 6: Final answer
    x = 22,018.32

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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.