Home / 28,446.34-42,645.40-11,795.98

Finding the Fourth Proportional to 28,446.34, 42,645.40 and 11,795.98

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Solution

The fourth proportional to 28,446.34, 42,645.40 and 11,795.98 is: 17,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446.34 : 42,645.40 = 11,795.98 : x
  2. Step 2: Convert to fraction form
    28,446.34/42,645.40 = 11,795.98/x
  3. Step 3: Cross multiply
    28,446.34x = 42,645.40 × 11,795.98
  4. Step 4: Simplify right side
    28,446.34x = 503,044,285.49
  5. Step 5: Solve for x
    x = 503,044,285.49/28,446.34
  6. Step 6: Final answer
    x = 17,683.97

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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.