Home / 19,035.84-28,566.45-8,502.36

Finding the Fourth Proportional to 19,035.84, 28,566.45 and 8,502.36

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Solution

The fourth proportional to 19,035.84, 28,566.45 and 8,502.36 is: 12,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.84 : 28,566.45 = 8,502.36 : x
  2. Step 2: Convert to fraction form
    19,035.84/28,566.45 = 8,502.36/x
  3. Step 3: Cross multiply
    19,035.84x = 28,566.45 × 8,502.36
  4. Step 4: Simplify right side
    19,035.84x = 242,882,241.82
  5. Step 5: Solve for x
    x = 242,882,241.82/19,035.84
  6. Step 6: Final answer
    x = 12,759.21

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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.