Home / 29,383.94-40,550.54-15,955.76

Finding the Fourth Proportional to 29,383.94, 40,550.54 and 15,955.76

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Solution

The fourth proportional to 29,383.94, 40,550.54 and 15,955.76 is: 22,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,383.94 : 40,550.54 = 15,955.76 : x
  2. Step 2: Convert to fraction form
    29,383.94/40,550.54 = 15,955.76/x
  3. Step 3: Cross multiply
    29,383.94x = 40,550.54 × 15,955.76
  4. Step 4: Simplify right side
    29,383.94x = 647,014,401.58
  5. Step 5: Solve for x
    x = 647,014,401.58/29,383.94
  6. Step 6: Final answer
    x = 22,019.32

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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.