Home / 39,245.96-58,870.99-12,952.76

Finding the Fourth Proportional to 39,245.96, 58,870.99 and 12,952.76

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Solution

The fourth proportional to 39,245.96, 58,870.99 and 12,952.76 is: 19,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.96 : 58,870.99 = 12,952.76 : x
  2. Step 2: Convert to fraction form
    39,245.96/58,870.99 = 12,952.76/x
  3. Step 3: Cross multiply
    39,245.96x = 58,870.99 × 12,952.76
  4. Step 4: Simplify right side
    39,245.96x = 762,541,804.43
  5. Step 5: Solve for x
    x = 762,541,804.43/39,245.96
  6. Step 6: Final answer
    x = 19,429.82

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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.