Home / 19,034.79-28,520.73-6,548.10

Finding the Fourth Proportional to 19,034.79, 28,520.73 and 6,548.10

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Solution

The fourth proportional to 19,034.79, 28,520.73 and 6,548.10 is: 9,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.79 : 28,520.73 = 6,548.10 : x
  2. Step 2: Convert to fraction form
    19,034.79/28,520.73 = 6,548.10/x
  3. Step 3: Cross multiply
    19,034.79x = 28,520.73 × 6,548.10
  4. Step 4: Simplify right side
    19,034.79x = 186,756,592.11
  5. Step 5: Solve for x
    x = 186,756,592.11/19,034.79
  6. Step 6: Final answer
    x = 9,811.33

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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.