Home / 28,677.34-39,575.19-16,101.82

Finding the Fourth Proportional to 28,677.34, 39,575.19 and 16,101.82

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Solution

The fourth proportional to 28,677.34, 39,575.19 and 16,101.82 is: 22,220.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677.34 : 39,575.19 = 16,101.82 : x
  2. Step 2: Convert to fraction form
    28,677.34/39,575.19 = 16,101.82/x
  3. Step 3: Cross multiply
    28,677.34x = 39,575.19 × 16,101.82
  4. Step 4: Simplify right side
    28,677.34x = 637,232,585.85
  5. Step 5: Solve for x
    x = 637,232,585.85/28,677.34
  6. Step 6: Final answer
    x = 22,220.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.