Home / 30,295.88-45,436.75-11,569.04

Finding the Fourth Proportional to 30,295.88, 45,436.75 and 11,569.04

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Solution

The fourth proportional to 30,295.88, 45,436.75 and 11,569.04 is: 17,350.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295.88 : 45,436.75 = 11,569.04 : x
  2. Step 2: Convert to fraction form
    30,295.88/45,436.75 = 11,569.04/x
  3. Step 3: Cross multiply
    30,295.88x = 45,436.75 × 11,569.04
  4. Step 4: Simplify right side
    30,295.88x = 525,659,578.22
  5. Step 5: Solve for x
    x = 525,659,578.22/30,295.88
  6. Step 6: Final answer
    x = 17,350.86

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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.