Home / 30,441.79-45,667.01-9,383.59

Finding the Fourth Proportional to 30,441.79, 45,667.01 and 9,383.59

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Solution

The fourth proportional to 30,441.79, 45,667.01 and 9,383.59 is: 14,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441.79 : 45,667.01 = 9,383.59 : x
  2. Step 2: Convert to fraction form
    30,441.79/45,667.01 = 9,383.59/x
  3. Step 3: Cross multiply
    30,441.79x = 45,667.01 × 9,383.59
  4. Step 4: Simplify right side
    30,441.79x = 428,520,451.45
  5. Step 5: Solve for x
    x = 428,520,451.45/30,441.79
  6. Step 6: Final answer
    x = 14,076.72

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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.