Home / 19,034.36-28,551.38-14,877.86

Finding the Fourth Proportional to 19,034.36, 28,551.38 and 14,877.86

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Solution

The fourth proportional to 19,034.36, 28,551.38 and 14,877.86 is: 22,316.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.36 : 28,551.38 = 14,877.86 : x
  2. Step 2: Convert to fraction form
    19,034.36/28,551.38 = 14,877.86/x
  3. Step 3: Cross multiply
    19,034.36x = 28,551.38 × 14,877.86
  4. Step 4: Simplify right side
    19,034.36x = 424,783,217.30
  5. Step 5: Solve for x
    x = 424,783,217.30/19,034.36
  6. Step 6: Final answer
    x = 22,316.66

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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.