Home / 19,232.20-28,845.30-6,087.80

Finding the Fourth Proportional to 19,232.20, 28,845.30 and 6,087.80

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Solution

The fourth proportional to 19,232.20, 28,845.30 and 6,087.80 is: 9,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.20 : 28,845.30 = 6,087.80 : x
  2. Step 2: Convert to fraction form
    19,232.20/28,845.30 = 6,087.80/x
  3. Step 3: Cross multiply
    19,232.20x = 28,845.30 × 6,087.80
  4. Step 4: Simplify right side
    19,232.20x = 175,604,417.34
  5. Step 5: Solve for x
    x = 175,604,417.34/19,232.20
  6. Step 6: Final answer
    x = 9,130.75

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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.