Home / 19,219.42-28,829.04-6,071.77

Finding the Fourth Proportional to 19,219.42, 28,829.04 and 6,071.77

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Solution

The fourth proportional to 19,219.42, 28,829.04 and 6,071.77 is: 9,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.42 : 28,829.04 = 6,071.77 : x
  2. Step 2: Convert to fraction form
    19,219.42/28,829.04 = 6,071.77/x
  3. Step 3: Cross multiply
    19,219.42x = 28,829.04 × 6,071.77
  4. Step 4: Simplify right side
    19,219.42x = 175,043,347.62
  5. Step 5: Solve for x
    x = 175,043,347.62/19,219.42
  6. Step 6: Final answer
    x = 9,107.63

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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.