Home / 30,162.86-45,244.29-9,382.22

Finding the Fourth Proportional to 30,162.86, 45,244.29 and 9,382.22

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Solution

The fourth proportional to 30,162.86, 45,244.29 and 9,382.22 is: 14,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,162.86 : 45,244.29 = 9,382.22 : x
  2. Step 2: Convert to fraction form
    30,162.86/45,244.29 = 9,382.22/x
  3. Step 3: Cross multiply
    30,162.86x = 45,244.29 × 9,382.22
  4. Step 4: Simplify right side
    30,162.86x = 424,491,882.52
  5. Step 5: Solve for x
    x = 424,491,882.52/30,162.86
  6. Step 6: Final answer
    x = 14,073.33

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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.