Home / 19,039.15-28,422.45-16,548.71

Finding the Fourth Proportional to 19,039.15, 28,422.45 and 16,548.71

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Solution

The fourth proportional to 19,039.15, 28,422.45 and 16,548.71 is: 24,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.15 : 28,422.45 = 16,548.71 : x
  2. Step 2: Convert to fraction form
    19,039.15/28,422.45 = 16,548.71/x
  3. Step 3: Cross multiply
    19,039.15x = 28,422.45 × 16,548.71
  4. Step 4: Simplify right side
    19,039.15x = 470,354,882.54
  5. Step 5: Solve for x
    x = 470,354,882.54/19,039.15
  6. Step 6: Final answer
    x = 24,704.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.