Home / 39,096.12-58,645.98-12,444.78

Finding the Fourth Proportional to 39,096.12, 58,645.98 and 12,444.78

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Solution

The fourth proportional to 39,096.12, 58,645.98 and 12,444.78 is: 18,667.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,096.12 : 58,645.98 = 12,444.78 : x
  2. Step 2: Convert to fraction form
    39,096.12/58,645.98 = 12,444.78/x
  3. Step 3: Cross multiply
    39,096.12x = 58,645.98 × 12,444.78
  4. Step 4: Simplify right side
    39,096.12x = 729,836,318.98
  5. Step 5: Solve for x
    x = 729,836,318.98/39,096.12
  6. Step 6: Final answer
    x = 18,667.74

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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.