Home / 19,282.34-28,890.50-10,523.41

Finding the Fourth Proportional to 19,282.34, 28,890.50 and 10,523.41

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Solution

The fourth proportional to 19,282.34, 28,890.50 and 10,523.41 is: 15,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.34 : 28,890.50 = 10,523.41 : x
  2. Step 2: Convert to fraction form
    19,282.34/28,890.50 = 10,523.41/x
  3. Step 3: Cross multiply
    19,282.34x = 28,890.50 × 10,523.41
  4. Step 4: Simplify right side
    19,282.34x = 304,026,451.76
  5. Step 5: Solve for x
    x = 304,026,451.76/19,282.34
  6. Step 6: Final answer
    x = 15,767.09

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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.