Home / 19,060.38-28,591.47-9,207.95

Finding the Fourth Proportional to 19,060.38, 28,591.47 and 9,207.95

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Solution

The fourth proportional to 19,060.38, 28,591.47 and 9,207.95 is: 13,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.38 : 28,591.47 = 9,207.95 : x
  2. Step 2: Convert to fraction form
    19,060.38/28,591.47 = 9,207.95/x
  3. Step 3: Cross multiply
    19,060.38x = 28,591.47 × 9,207.95
  4. Step 4: Simplify right side
    19,060.38x = 263,268,683.23
  5. Step 5: Solve for x
    x = 263,268,683.23/19,060.38
  6. Step 6: Final answer
    x = 13,812.35

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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.