Home / 30,382.47-45,578.58-13,741.83

Finding the Fourth Proportional to 30,382.47, 45,578.58 and 13,741.83

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Solution

The fourth proportional to 30,382.47, 45,578.58 and 13,741.83 is: 20,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,382.47 : 45,578.58 = 13,741.83 : x
  2. Step 2: Convert to fraction form
    30,382.47/45,578.58 = 13,741.83/x
  3. Step 3: Cross multiply
    30,382.47x = 45,578.58 × 13,741.83
  4. Step 4: Simplify right side
    30,382.47x = 626,333,098.00
  5. Step 5: Solve for x
    x = 626,333,098.00/30,382.47
  6. Step 6: Final answer
    x = 20,614.95

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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.