Home / 19,188.27-28,782.60-6,040.74

Finding the Fourth Proportional to 19,188.27, 28,782.60 and 6,040.74

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Solution

The fourth proportional to 19,188.27, 28,782.60 and 6,040.74 is: 9,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.27 : 28,782.60 = 6,040.74 : x
  2. Step 2: Convert to fraction form
    19,188.27/28,782.60 = 6,040.74/x
  3. Step 3: Cross multiply
    19,188.27x = 28,782.60 × 6,040.74
  4. Step 4: Simplify right side
    19,188.27x = 173,868,203.12
  5. Step 5: Solve for x
    x = 173,868,203.12/19,188.27
  6. Step 6: Final answer
    x = 9,061.17

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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.