Home / 39,245.66-58,870.52-12,952.45

Finding the Fourth Proportional to 39,245.66, 58,870.52 and 12,952.45

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Solution

The fourth proportional to 39,245.66, 58,870.52 and 12,952.45 is: 19,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.66 : 58,870.52 = 12,952.45 : x
  2. Step 2: Convert to fraction form
    39,245.66/58,870.52 = 12,952.45/x
  3. Step 3: Cross multiply
    39,245.66x = 58,870.52 × 12,952.45
  4. Step 4: Simplify right side
    39,245.66x = 762,517,303.41
  5. Step 5: Solve for x
    x = 762,517,303.41/39,245.66
  6. Step 6: Final answer
    x = 19,429.34

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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.