Home / 30,952.26-46,428.59-7,578.70

Finding the Fourth Proportional to 30,952.26, 46,428.59 and 7,578.70

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Solution

The fourth proportional to 30,952.26, 46,428.59 and 7,578.70 is: 11,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.26 : 46,428.59 = 7,578.70 : x
  2. Step 2: Convert to fraction form
    30,952.26/46,428.59 = 7,578.70/x
  3. Step 3: Cross multiply
    30,952.26x = 46,428.59 × 7,578.70
  4. Step 4: Simplify right side
    30,952.26x = 351,868,257.91
  5. Step 5: Solve for x
    x = 351,868,257.91/30,952.26
  6. Step 6: Final answer
    x = 11,368.10

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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.