Home / 39,249.41-58,876.14-12,956.21

Finding the Fourth Proportional to 39,249.41, 58,876.14 and 12,956.21

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Solution

The fourth proportional to 39,249.41, 58,876.14 and 12,956.21 is: 19,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,249.41 : 58,876.14 = 12,956.21 : x
  2. Step 2: Convert to fraction form
    39,249.41/58,876.14 = 12,956.21/x
  3. Step 3: Cross multiply
    39,249.41x = 58,876.14 × 12,956.21
  4. Step 4: Simplify right side
    39,249.41x = 762,811,339.45
  5. Step 5: Solve for x
    x = 762,811,339.45/39,249.41
  6. Step 6: Final answer
    x = 19,434.98

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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.